Base of the evolutionary tree for Monopisthocotylea

← parent

• Monopisthocotylea (4387 species)
  • Dactylogyridea → (3243 species)
    • Dactylogyridae → (1320 species)
      • Dactylogyrus → (891 species)
        • Dactylogyrus helicoidus
        • Dactylogyrus rastellus
        • Dactylogyrus afrofluviatilis
        • Dactylogyrus austrosinensis
        • Dactylogyrus juveniformis
        • Dactylogyrus maculatus
        • Dactylogyrus torquegenitalis
        • Dactylogyrus spiruli
        • Dactylogyrus nuchalis
        • Dactylogyrus aequipinnati
        • Dactylogyrus inversus
        • Dactylogyrus eslamii
        • Dactylogyrus brachydiscus
        • Dactylogyrus afroruahae
        • Dactylogyrus idus
        • Dactylogyrus hirundinis
        • Dactylogyrus albori
        • Dactylogyrus borealis
        • Dactylogyrus falcatus
        • Dactylogyrus macrocolpius
        • Dactylogyrus vaginulatus
        • Dactylogyrus buddi
        • Dactylogyrus sprostonae
        • Dactylogyrus spec
        • Dactylogyrus umbelliformis
        • Dactylogyrus biporosus
        • Dactylogyrus circumphallus
        • Dactylogyrus varicorhinoides
        • Dactylogyrus agapovae
        • Dactylogyrus brevicornis
        • Dactylogyrus orphoidi
        • Dactylogyrus mongolicus
        • Dactylogyrus ersinensis
        • Dactylogyrus belligobio
        • Dactylogyrus bifurcatus
        • Dactylogyrus goktschaicus
        • Dactylogyrus magnicystocirrus
        • Dactylogyrus cheni
        • Dactylogyrus dimitrovae
        • Dactylogyrus chitravanshii
        • Dactylogyrus eucalius
        • Dactylogyrus thailandensis
        • Dactylogyrus amieti
        • Dactylogyrus amphibothrium
        • Dactylogyrus rarus
        • Dactylogyrus crassus
        • Dactylogyrus hemivolutus
        • Dactylogyrus leucisculus
        • Dactylogyrus orthodon
        • Dactylogyrus cheloideus
        • Dactylogyrus oligospirophallus
        • Dactylogyrus pterocleidus
        • Dactylogyrus sekerai
        • Dactylogyrus inutilis
        • Dactylogyrus zandti
        • Dactylogyrus guangxiensis
        • Dactylogyrus ornatus
        • Dactylogyrus boaiensis
        • Dactylogyrus frisii
        • Dactylogyrus ptychidionis
        • Dactylogyrus megastylus
        • Dactylogyrus cyathus
        • Dactylogyrus amplexicirrus
        • Dactylogyrus megastoma
        • Dactylogyrus duplus
        • Dactylogyrus pyriformis
        • Dactylogyrus zalessky
        • Dactylogyrus afrobarbae
        • Dactylogyrus wuhuensis
        • Dactylogyrus brachius
        • Dactylogyrus dubius
        • Dactylogyrus eigenmanni
        • Dactylogyrus biwaensis
        • Dactylogyrus hui
        • Dactylogyrus simiae
        • Dactylogyrus yassensis
        • Dactylogyrus borjensis
        • Dactylogyrus pallens
        • Dactylogyrus paracanthrobrama
        • Dactylogyrus polycheirodactylus
        • Dactylogyrus sematus
        • Dactylogyrus rhinogobii
        • Dactylogyrus aviunguis
        • Dactylogyrus georgiensis
        • Dactylogyrus ksibioides
        • Dactylogyrus larrymilleri
        • Dactylogyrus anchoricirrus
        • Dactylogyrus brevicardus
        • Dactylogyrus pseudanchoratus
        • Dactylogyrus deziensis
        • Dactylogyrus gabonensis
        • Dactylogyrus dogieli
        • Dactylogyrus furcellatus
        • Dactylogyrus puntii
        • Dactylogyrus petaloideus
        • Dactylogyrus jullieni
        • Dactylogyrus comizae
        • Dactylogyrus flagellicirrus
        • Dactylogyrus leptostylus
        • Dactylogyrus hyderabadensis
        • Dactylogyrus macrostomi
        • Dactylogyrus condylus
        • Dactylogyrus lineatus
        • Dactylogyrus chernyshevae
        • Dactylogyrus niedashui
        • Dactylogyrus charbinensis
        • Dactylogyrus longicopula
        • Dactylogyrus arciformis
        • Dactylogyrus gvosdevi
        • Dactylogyrus boli
        • Dactylogyrus viticulus
        • Dactylogyrus tunisiensis
        • Dactylogyrus scepticus
        • Dactylogyrus argenteus
        • Dactylogyrus macedonicus
        • Dactylogyrus baueri
        • Dactylogyrus kurenkowi
        • Dactylogyrus xiondareni
        • Dactylogyrus sclerovaginalis
        • Dactylogyrus bulbus
        • Dactylogyrus macrogaster
        • Dactylogyrus percocypris
        • Dactylogyrus formosus
        • Dactylogyrus galilensis
        • Dactylogyrus titus
        • Dactylogyrus chranilowi
        • Dactylogyrus vastator
        • Dactylogyrus bopeleti
        • Dactylogyrus dulkeiti
        • Dactylogyrus labei
        • Dactylogyrus parahirundinus
        • Dactylogyrus zulfikari
        • Dactylogyrus manicatus
        • Dactylogyrus aureus
        • Dactylogyrus capoetobramae
        • Dactylogyrus falcilocus
        • Dactylogyrus andalousiensis
        • Dactylogyrus biradius
        • Dactylogyrus thapari
        • Dactylogyrus czerskii
        • Dactylogyrus taihuensis
        • Dactylogyrus daniconii
        • Dactylogyrus pannosus
        • Dactylogyrus petitjeanii
        • Dactylogyrus acanthobramae
        • Dactylogyrus tylognathi
        • Dactylogyrus barbuli
        • Dactylogyrus proprius
        • Dactylogyrus jukhimenkoi
        • Dactylogyrus ancyleus
        • Dactylogyrus wuae
        • Dactylogyrus percobromus
        • Dactylogyrus emeiheensis
        • Dactylogyrus tchangi
        • Dactylogyrus doadrioi
        • Dactylogyrus suecicus
        • Dactylogyrus liangshiyani
        • Dactylogyrus cristatus
        • Dactylogyrus mrigali
        • Dactylogyrus sceptici
        • Dactylogyrus anchoratus
        • Dactylogyrus afrolongicornis
        • Dactylogyrus anylocirrus
        • Dactylogyrus guirensis
        • Dactylogyrus parabramis
        • Dactylogyrus flexianchoratus
        • Dactylogyrus squaliobarbi
        • Dactylogyrus kulindrii
        • Dactylogyrus martinovici
        • Dactylogyrus youjiangensis
        • Dactylogyrus rufijii
        • Dactylogyrus sinogastromyzoni
        • Dactylogyrus longiacus
        • Dactylogyrus pectenatus
        • Dactylogyrus sphyrna
        • Dactylogyrus parapterocleidus
        • Dactylogyrus chenjiagengi
        • Dactylogyrus omeiensis
        • Dactylogyrus cauveryi
        • Dactylogyrus floricirrus
        • Dactylogyrus brevifurcatus
        • Dactylogyrus sahelensis
        • Dactylogyrus achmerowi
        • Dactylogyrus benhoussai
        • Dactylogyrus attenuatus
        • Dactylogyrus ancistroides
        • Dactylogyrus cincinnatus
        • Dactylogyrus pentabrachicleithrium
        • Dactylogyrus brevitignus
        • Dactylogyrus babensis
        • Dactylogyrus bakanensis
        • Dactylogyrus varicorhini
        • Dactylogyrus distinctus
        • Dactylogyrus amurensis
        • Dactylogyrus colpodes
        • Dactylogyrus curvicirrus
        • Dactylogyrus leonis
        • Dactylogyrus pseudosphyrna
        • Dactylogyrus siamensis
        • Dactylogyrus greenei
        • Dactylogyrus palliatus
        • Dactylogyrus yinwenyingae
        • Dactylogyrus wurtzii
        • Dactylogyrus acicularis
        • Dactylogyrus centrarchidi
        • Dactylogyrus dirigerus
        • Dactylogyrus lateolabracis
        • Dactylogyrus cyclocirrus
        • Dactylogyrus alatoideus
        • Dactylogyrus ciliensis
        • Dactylogyrus rectotrabus
        • Dactylogyrus orbus
        • Dactylogyrus hemitermedioides
        • Dactylogyrus sinilabe
        • Dactylogyrus sichuansis
        • Dactylogyrus chenyenhsinae
        • Dactylogyrus guizhouensis
        • Dactylogyrus onychocirrus
        • Dactylogyrus barmae
        • Dactylogyrus allolongionchus
        • Dactylogyrus joriensis
        • Dactylogyrus coartatus
        • Dactylogyrus varius
        • Dactylogyrus micracanthus
        • Dactylogyrus suchengtaii
        • Dactylogyrus afer
        • Dactylogyrus hirundinoides
        • Dactylogyrus volgensis
        • Dactylogyrus falciunguis
        • Dactylogyrus soni
        • Dactylogyrus haplogonus
        • Dactylogyrus cyprinioni
        • Dactylogyrus cryptomeres
        • Dactylogyrus shantungensis
        • Dactylogyrus pronatus
        • Dactylogyrus iwani
        • Dactylogyrus longiphallus
        • Dactylogyrus cursitans
        • Dactylogyrus pinleensis
        • Dactylogyrus melanopteri
        • Dactylogyrus paradinosaurinus
        • Dactylogyrus nanocirrus
        • Dactylogyrus mawli
        • Dactylogyrus pekinensis
        • Dactylogyrus pleioschizopetalus
        • Dactylogyrus barisicirrus
        • Dactylogyrus rhodeusi
        • Dactylogyrus labradorius
        • Dactylogyrus microlepidotus
        • Dactylogyrus reciprocus
        • Dactylogyrus fenghuaensis
        • Dactylogyrus beckeri
        • Dactylogyrus kii
        • Dactylogyrus facetus
        • Dactylogyrus decaspirus
        • Dactylogyrus partipentazonae
        • Dactylogyrus fustis
        • Dactylogyrus curiosus
        • Dactylogyrus cornoides
        • Dactylogyrus albertensis
        • Dactylogyrus intermedius
        • Dactylogyrus jamansajensis
        • Dactylogyrus skrjabini
        • Dactylogyrus afropsilovaginus
        • Dactylogyrus quadricurvitubus
        • Dactylogyrus draaensis
        • Dactylogyrus longsoi
        • Dactylogyrus magnicirrus
        • Dactylogyrus mollis
        • Dactylogyrus sanhuiensis
        • Dactylogyrus macracanthus
        • Dactylogyrus parvibulbus
        • Dactylogyrus clani
        • Dactylogyrus rostellum
        • Dactylogyrus lepidus
        • Dactylogyrus macroformis
        • Dactylogyrus limleehongae
        • Dactylogyrus petticoatus
        • Dactylogyrus ctenopharyngodonis
        • Dactylogyrus spiralis
        • Dactylogyrus tetraradiatus
        • Dactylogyrus helictocirrus
        • Dactylogyrus tubarius
        • Dactylogyrus luciosomis
        • Dactylogyrus alatus
        • Dactylogyrus scutatus
        • Dactylogyrus paradoxus
        • Dactylogyrus nuntius
        • Dactylogyrus fragilis
        • Dactylogyrus urus
        • Dactylogyrus zachvatkin
        • Dactylogyrus drjagini
        • Dactylogyrus extensus
        • Dactylogyrus chenminjungae
        • Dactylogyrus reinii
        • Dactylogyrus insolitus
        • Dactylogyrus balistae
        • Dactylogyrus fungulus
        • Dactylogyrus intermedioides
        • Dactylogyrus chelicirrus
        • Dactylogyrus absidatus
        • Dactylogyrus dubii
        • Dactylogyrus mikailovi
        • Dactylogyrus zaccoi
        • Dactylogyrus fraternus
        • Dactylogyrus seligeri
        • Dactylogyrus xichangensis
        • Dactylogyrus simplex
        • Dactylogyrus moximui
        • Dactylogyrus ceratoides
        • Dactylogyrus erhardovae
        • Dactylogyrus longiphalloides
        • Dactylogyrus eos
        • Dactylogyrus mylocheilus
        • Dactylogyrus kulwieci
        • Dactylogyrus columbiensis
        • Dactylogyrus peculiaris
        • Dactylogyrus trifucellatoides
        • Dactylogyrus balkanicus
        • Dactylogyrus erythropteris
        • Dactylogyrus pulcher
        • Dactylogyrus effusus
        • Dactylogyrus polylepidis
        • Dactylogyrus flammulatus
        • Dactylogyrus pavlovskyi
        • Dactylogyrus complicitus
        • Dactylogyrus valeti
        • Dactylogyrus hemibarbi
        • Dactylogyrus tubatus
        • Dactylogyrus sarcocheilichthydis
        • Dactylogyrus atromaculatus
        • Dactylogyrus aferoides
        • Dactylogyrus limaciformis
        • Dactylogyrus zatensis
        • Dactylogyrus auriculatus
        • Dactylogyrus harmandi
        • Dactylogyrus lingualis
        • Dactylogyrus minutus
        • Dactylogyrus wuhanensis
        • Dactylogyrus tonkinensis
        • Dactylogyrus chongqingensis
        • Dactylogyrus tongrenensis
        • Dactylogyrus opsopoeodi
        • Dactylogyrus cordus
        • Dactylogyrus barbatuli
        • Dactylogyrus hemipetaloideus
        • Dactylogyrus delicatus
        • Dactylogyrus ornithorrhynchus
        • Dactylogyrus naviculoides
        • Dactylogyrus mantschuricus
        • Dactylogyrus aegyptiacus
        • Dactylogyrus barnae
        • Dactylogyrus rutilus
        • Dactylogyrus petenyi
        • Dactylogyrus rizvii
        • Dactylogyrus afrochelatus
        • Dactylogyrus aristichthys
        • Dactylogyrus kurematsui
        • Dactylogyrus distoechodoni
        • Dactylogyrus tonii
        • Dactylogyrus ericymbae
        • Dactylogyrus parvus
        • Dactylogyrus claviformis
        • Dactylogyrus maillardi
        • Dactylogyrus hydrophloxi
        • Dactylogyrus simplicimalleatus
        • Dactylogyrus tendiculus
        • Dactylogyrus schizocypris
        • Dactylogyrus yinjiangensis
        • Dactylogyrus inexpectatus
        • Dactylogyrus modestus
        • Dactylogyrus falsiphallus
        • Dactylogyrus primarius
        • Dactylogyrus kunminensis
        • Dactylogyrus fallax
        • Dactylogyrus imberbis
        • Dactylogyrus dyki
        • Dactylogyrus daliensis
        • Dactylogyrus mursae
        • Dactylogyrus chenchihleui
        • Dactylogyrus sacrati
        • Dactylogyrus orientalis
        • Dactylogyrus aspili
        • Dactylogyrus similis
        • Dactylogyrus pienaari
        • Dactylogyrus tabellaeformis
        • Dactylogyrus trioxonis
        • Dactylogyrus tenax
        • Dactylogyrus ancherythroculteri
        • Dactylogyrus longilamenatus
        • Dactylogyrus brevitubus
        • Dactylogyrus xihuensis
        • Dactylogyrus cyprini
        • Dactylogyrus chini
        • Dactylogyrus gotoi
        • Dactylogyrus plegadus
        • Dactylogyrus rysavyi
        • Dactylogyrus semotilus
        • Dactylogyrus affinis
        • Dactylogyrus tapienensis
        • Dactylogyrus petkovici
        • Dactylogyrus soikhaonensis
        • Dactylogyrus jiangjingensis
        • Dactylogyrus leshanensis
        • Dactylogyrus heterolepsis
        • Dactylogyrus sungariensis
        • Dactylogyrus cheligenitalis
        • Dactylogyrus hamatus
        • Dactylogyrus batesii
        • Dactylogyrus megatuba
        • Dactylogyrus niger
        • Dactylogyrus chauhani
        • Dactylogyrus bocageii
        • Dactylogyrus spirotubivagina
        • Dactylogyrus malleus
        • Dactylogyrus scworzowi
        • Dactylogyrus sanjiangensis
        • Dactylogyrus digitformis
        • Dactylogyrus onychorhini
        • Dactylogyrus pandus
        • Dactylogyrus clavatovaginus
        • Dactylogyrus ruahae
        • Dactylogyrus pokoase
        • Dactylogyrus bati
        • Dactylogyrus legionensis
        • Dactylogyrus hemiphysodes
        • Dactylogyrus akaraicus
        • Dactylogyrus sinibramis
        • Dactylogyrus grandicirrus
        • Dactylogyrus alatocirrus
        • Dactylogyrus bucinus
        • Dactylogyrus knobihamatus
        • Dactylogyrus elegantis
        • Dactylogyrus rhynchoideus
        • Dactylogyrus kersini
        • Dactylogyrus prespensis
        • Dactylogyrus denticulati
        • Dactylogyrus pentabrachiatus
        • Dactylogyrus latihamatus
        • Dactylogyrus deziensioides
        • Dactylogyrus ivanovici
        • Dactylogyrus iridescens
        • Dactylogyrus luxili
        • Dactylogyrus braudeli
        • Dactylogyrus amelliformis
        • Dactylogyrus corporalis
        • Dactylogyrus lenkorani
        • Dactylogyrus bacailai
        • Dactylogyrus perakensis
        • Dactylogyrus persis
        • Dactylogyrus magnihamatus
        • Dactylogyrus neoparvus
        • Dactylogyrus tori
        • Dactylogyrus cirrhini
        • Dactylogyrus bovicornutus
        • Dactylogyrus volutus
        • Dactylogyrus dominici
        • Dactylogyrus spirovagina
        • Dactylogyrus oumiensis
        • Dactylogyrus omenti
        • Dactylogyrus puntioplites
        • Dactylogyrus unguiformis
        • Dactylogyrus macrocleithrium
        • Dactylogyrus harpagatus
        • Dactylogyrus bifidus
        • Dactylogyrus scroticirrus
        • Dactylogyrus aciculus
        • Dactylogyrus occidentalis
        • Dactylogyrus rongjianensis
        • Dactylogyrus lumpycirrus
        • Dactylogyrus boopsi
        • Dactylogyrus nobilis
        • Dactylogyrus brevicirrus
        • Dactylogyrus helicophallus
        • Dactylogyrus erythroculteris
        • Dactylogyrus chinyejiangensis
        • Dactylogyrus leptosiphonius
        • Dactylogyrus gnathopogonis
        • Dactylogyrus loricirrus
        • Dactylogyrus convolvugenitalis
        • Dactylogyrus scorpius
        • Dactylogyrus hejiangensis
        • Dactylogyrus remicirrus
        • Dactylogyrus vicinus
        • Dactylogyrus tongtinensis
        • Dactylogyrus pellucidus
        • Dactylogyrus manairensis
        • Dactylogyrus sahuensis
        • Dactylogyrus bicorniculus
        • Dactylogyrus falciformis
        • Dactylogyrus helicoides
        • Dactylogyrus nicolettae
        • Dactylogyrus acrossocheili
        • Dactylogyrus batae
        • Dactylogyrus cotius
        • Dactylogyrus maximus
        • Dactylogyrus lishuiensis
        • Dactylogyrus wegeneri
        • Dactylogyrus rostricirrus
        • Dactylogyrus yogendrai
        • Dactylogyrus haplogonoides
        • Dactylogyrus folkmanovae
        • Dactylogyrus strelkowi
        • Dactylogyrus capoetae
        • Dactylogyrus mobedii
        • Dactylogyrus stankovici
        • Dactylogyrus jiayuensis
        • Dactylogyrus nikolskyi
        • Dactylogyrus montschadskyi
        • Dactylogyrus asper
        • Dactylogyrus rosickyi
        • Dactylogyrus fasciati
        • Dactylogyrus acanthobramis
        • Dactylogyrus furcatus
        • Dactylogyrus crossocheili
        • Dactylogyrus paracurvituboides
        • Dactylogyrus archaeopenis
        • Dactylogyrus parawaldronii
        • Dactylogyrus irinae
        • Dactylogyrus semifasciolatae
        • Dactylogyrus cristatocleithrium
        • Dactylogyrus omega
        • Dactylogyrus richardsonius
        • Dactylogyrus dembae
        • Dactylogyrus flagellatus
        • Dactylogyrus rutili
        • Dactylogyrus acanthorhodei
        • Dactylogyrus coreiusi
        • Dactylogyrus retiformis
        • Dactylogyrus pollex
        • Dactylogyrus arcus
        • Dactylogyrus ancylostylus
        • Dactylogyrus linstowoides
        • Dactylogyrus bului
        • Dactylogyrus epalzeorhynchus
        • Dactylogyrus crucitrabus
        • Dactylogyrus bucephalophoroides
        • Dactylogyrus afrosclerovaginus
        • Dactylogyrus protozysron
        • Dactylogyrus prostae
        • Dactylogyrus gobii
        • Dactylogyrus calyciformis
        • Dactylogyrus molitorelli
        • Dactylogyrus difformoides
        • Dactylogyrus acinacus
        • Dactylogyrus spinibarbichthi
        • Dactylogyrus nanus
        • Dactylogyrus kontii
        • Dactylogyrus bellicae
        • Dactylogyrus flagristylus
        • Dactylogyrus selliformis
        • Dactylogyrus salutaris
        • Dactylogyrus kamang
        • Dactylogyrus tincae
        • Dactylogyrus guadianensis
        • Dactylogyrus limae
        • Dactylogyrus simplexus
        • Dactylogyrus marocanus
        • Dactylogyrus perlus
        • Dactylogyrus amblops
        • Dactylogyrus longivagina
        • Dactylogyrus vancleavei
        • Dactylogyrus aviformis
        • Dactylogyrus fluvialis
        • Dactylogyrus contortus
        • Dactylogyrus changjiangensis
        • Dactylogyrus chagunionis
        • Dactylogyrus longissimus
        • Dactylogyrus duquesni
        • Dactylogyrus euryanceps
        • Dactylogyrus flexibilis
        • Dactylogyrus ramosus
        • Dactylogyrus sagittavaginalis
        • Dactylogyrus mendehei
        • Dactylogyrus holciki
        • Dactylogyrus securiformis
        • Dactylogyrus kikuchii
        • Dactylogyrus gussevi
        • Dactylogyrus xinjiangensis
        • Dactylogyrus carassioides
        • Dactylogyrus pollens
        • Dactylogyrus xiyangjiangensis
        • Dactylogyrus talimuensis
        • Dactylogyrus ligemnanni
        • Dactylogyrus barbi
        • Dactylogyrus cystovagina
        • Dactylogyrus parvianchoris
        • Dactylogyrus pakistanensis
        • Dactylogyrus spinitubus
        • Dactylogyrus bicornis
        • Dactylogyrus glossogobii
        • Dactylogyrus molnari
        • Dactylogyrus anthocolpos
        • Dactylogyrus julieae
        • Dactylogyrus squameus
        • Dactylogyrus hemiculteri
        • Dactylogyrus gigihamatus
        • Dactylogyrus hybognathus
        • Dactylogyrus subtilis
        • Dactylogyrus garrae
        • Dactylogyrus orchis
        • Dactylogyrus rostrum
        • Dactylogyrus faridpaki
        • Dactylogyrus chramulii
        • Dactylogyrus papillus
        • Dactylogyrus lampam
        • Dactylogyrus bychowskyi
        • Dactylogyrus malewitzkajae
        • Dactylogyrus annelus
        • Dactylogyrus auriformis
        • Dactylogyrus arcuatus
        • Dactylogyrus chalcalburni
        • Dactylogyrus liaohoensis
        • Dactylogyrus ungulatus
        • Dactylogyrus tubulus
        • Dactylogyrus newensis
        • Dactylogyrus curriculi
        • Dactylogyrus rimskykorsakowi
        • Dactylogyrus latituba
        • Dactylogyrus chishuiensis
        • Dactylogyrus vranoviensis
        • Dactylogyrus achmerowianus
        • Dactylogyrus cranoglanis
        • Dactylogyrus rubellus
        • Dactylogyrus nybelini
        • Dactylogyrus kwainensis
        • Dactylogyrus lanka
        • Dactylogyrus rhadicirrus
        • Dactylogyrus sagmaformis
        • Dactylogyrus schizopygopsis
        • Dactylogyrus rohdeianus
        • Dactylogyrus plumbeus
        • Dactylogyrus oodeus
        • Dactylogyrus erhaiensis
        • Dactylogyrus sphyrnoides
        • Dactylogyrus crivellius
        • Dactylogyrus clypeatus
        • Dactylogyrus lianshanensis
        • Dactylogyrus atripinnei
        • Dactylogyrus vannus
        • Dactylogyrus colonus
        • Dactylogyrus clavaeformis
        • Dactylogyrus afrotoxopous
        • Dactylogyrus venusti
        • Dactylogyrus gobioninum
        • Dactylogyrus peltatus
        • Dactylogyrus flexiformis
        • Dactylogyrus heterolepis
        • Dactylogyrus chondrostomi
        • Dactylogyrus carassobarbi
        • Dactylogyrus navicularis
        • Dactylogyrus longquanensis
        • Dactylogyrus propinquus
        • Dactylogyrus lohanii
        • Dactylogyrus muscariformis
        • Dactylogyrus jubbstrema
        • Dactylogyrus pseudaspii
        • Dactylogyrus leewanweii
        • Dactylogyrus catlaius
        • Dactylogyrus osculus
        • Dactylogyrus lamellatus
        • Dactylogyrus pectinate
        • Dactylogyrus banghami
        • Dactylogyrus longituba
        • Dactylogyrus singularis
        • Dactylogyrus chinensis
        • Dactylogyrus scalpelliformis
        • Dactylogyrus caucasicus
        • Dactylogyrus hankinsoni
        • Dactylogyrus narzikulovi
        • Dactylogyrus magnibulbus
        • Dactylogyrus yuyaoensis
        • Dactylogyrus mrazeki
        • Dactylogyrus milneri
        • Dactylogyrus microphallus
        • Dactylogyrus quangfami
        • Dactylogyrus fimbriphallus
        • Dactylogyrus pahangensis
        • Dactylogyrus tenuis
        • Dactylogyrus angularis
        • Dactylogyrus ehrenbergii
        • Dactylogyrus paracymbidioide
        • Dactylogyrus circumflexus
        • Dactylogyrus fasciculi
        • Dactylogyrus forcipatus
        • Dactylogyrus erythropteroides
        • Dactylogyrus validus
        • Dactylogyrus parvulus
        • Dactylogyrus cymtiformis
        • Dactylogyrus semilabeo
        • Dactylogyrus minor
        • Dactylogyrus photogensis
        • Dactylogyrus heteromorphus
        • Dactylogyrus soufii
        • Dactylogyrus parvaccessorius
        • Dactylogyrus fistuliformis
        • Dactylogyrus bispiralis
        • Dactylogyrus petruschewskyi
        • Dactylogyrus nathaliae
        • Dactylogyrus carolinensis
        • Dactylogyrus lenkoranoides
        • Dactylogyrus birgii
        • Dactylogyrus ergensi
        • Dactylogyrus assimovi
        • Dactylogyrus pseudoflagillicirrus
        • Dactylogyrus navarroensis
        • Dactylogyrus hainanensis
        • Dactylogyrus nyongensis
        • Dactylogyrus malleolus
        • Dactylogyrus cornutus
        • Dactylogyrus pseudobanghami
        • Dactylogyrus wunderi
        • Dactylogyrus hauyingensis
        • Dactylogyrus clasterocirrus
        • Dactylogyrus magnolium
        • Dactylogyrus shengxianensis
        • Dactylogyrus katherineae
        • Dactylogyrus cymbidioides
        • Dactylogyrus albanicus
        • Dactylogyrus volfi
        • Dactylogyrus spirocirrus
        • Dactylogyrus robustus
        • Dactylogyrus myersi
        • Dactylogyrus fasciola
        • Dactylogyrus microcirrus
        • Dactylogyrus confusus
        • Dactylogyrus yousefpouri
        • Dactylogyrus paribulbus
        • Dactylogyrus osteochili
        • Dactylogyrus mississippiensis
        • Dactylogyrus senegalensis
        • Dactylogyrus linstowi
        • Dactylogyrus crucifer
        • Dactylogyrus turaliensis
        • Dactylogyrus pallicirrus
        • Dactylogyrus vistulae
        • Dactylogyrus acus
        • Dactylogyrus tridactylus
        • Dactylogyrus onychoaccessorius
        • Dactylogyrus digitalis
        • Dactylogyrus millieae
        • Dactylogyrus skrjabinensis
        • Dactylogyrus bullosus
        • Dactylogyrus binotati
        • Dactylogyrus rhinichthius
        • Dactylogyrus quxianensis
        • Dactylogyrus gyrocirrus
        • Dactylogyrus placentiformis
        • Dactylogyrus anchoracanthus
        • Dactylogyrus apos
        • Dactylogyrus mabianensis
        • Dactylogyrus xenocypris
        • Dactylogyrus jaculus
        • Dactylogyrus contrarmatus
        • Dactylogyrus distinguendus
        • Dactylogyrus ksibii
        • Dactylogyrus mascomai
        • Dactylogyrus limulus
        • Dactylogyrus pamirensis
        • Dactylogyrus parapeleci
        • Dactylogyrus enidae
        • Dactylogyrus concavusiformis
        • Dactylogyrus tonguthaii
        • Dactylogyrus symavesi
        • Dactylogyrus phoxini
        • Dactylogyrus carmeli
        • Dactylogyrus moorei
        • Dactylogyrus labeous
        • Dactylogyrus lachneri
        • Dactylogyrus lophogonus
        • Dactylogyrus speciosus
        • Dactylogyrus caudoluminis
        • Dactylogyrus daojiensis
        • Dactylogyrus rarissimus
        • Dactylogyrus izjumovae
        • Dactylogyrus jainisachali
        • Dactylogyrus parvicirrus
        • Dactylogyrus olfactorius
        • Dactylogyrus meridionalis
        • Dactylogyrus bicurvitubus
        • Dactylogyrus lali
        • Dactylogyrus lindbergi
        • Dactylogyrus tissensis
        • Dactylogyrus barbusi
        • Dactylogyrus nasali
        • Dactylogyrus pharyngocephalus
        • Dactylogyrus dachuanensis
        • Dactylogyrus seamsteri
        • Dactylogyrus tauricus
        • Dactylogyrus dissimili
        • Dactylogyrus zoanyngi
        • Dactylogyrus ornithopodus
        • Dactylogyrus pterygialis
        • Dactylogyrus difformis
        • Dactylogyrus egregius
        • Dactylogyrus magnicordus
        • Dactylogyrus siluri
        • Dactylogyrus sukkurensis
        • Dactylogyrus quanfami
        • Dactylogyrus kanchanaburiensis
        • Dactylogyrus macrocleithrum
        • Dactylogyrus cornu
        • Dactylogyrus ramulosus
        • Dactylogyrus jaei
        • Dactylogyrus microdontoides
        • Dactylogyrus slastnikowi
        • Dactylogyrus ostraviensis
        • Dactylogyrus crucis
        • Dactylogyrus truliaeformis
        • Dactylogyrus hemitremiae
        • Dactylogyrus exiguus
        • Dactylogyrus ptychocheilus
        • Dactylogyrus retroversus
        • Dactylogyrus chrosomi
        • Dactylogyrus oryziasi
        • Dactylogyrus iskanderensis
        • Dactylogyrus pseudohemiculteri
        • Dactylogyrus phymatachilus
        • Dactylogyrus panchinpeii
        • Dactylogyrus nanoides
        • Dactylogyrus larindae
        • Dactylogyrus turkestanikus
        • Dactylogyrus sparsus
        • Dactylogyrus oblongus
        • Dactylogyrus moorthyi
        • Dactylogyrus labiatus
        • Dactylogyrus barbioides
        • Dactylogyrus spatulus
        • Dactylogyrus clavipenis
        • Dactylogyrus longionchus
        • Dactylogyrus minjiangensis
        • Dactylogyrus hypophthalmichthys
        • Dactylogyrus parviphallus
        • Dactylogyrus laokajensis
        • Dactylogyrus tuba
        • Dactylogyrus parvisarcocheilichthysi
        • Dactylogyrus jucundus
        • Dactylogyrus markewitschi
        • Dactylogyrus editus
        • Dactylogyrus nuntuis
        • Dactylogyrus atlasensis
        • Dactylogyrus teresae
        • Dactylogyrus lopuchinae
        • Dactylogyrus acutanchoratus
        • Dactylogyrus siluriglanidis
        • Dactylogyrus branchialis
        • Dactylogyrus caballeroi
        • Dactylogyrus rhombocarpus
        • Dactylogyrus procypri
        • Dactylogyrus kendalanicus
        • Dactylogyrus pseudogobii
        • Dactylogyrus gemmicirrus
        • Dactylogyrus uyeni
        • Dactylogyrus photogenis
        • Dactylogyrus magnus
        • Dactylogyrus gobiocypris
        • Dactylogyrus strombus
        • Dactylogyrus latirictus
        • Dactylogyrus dolus
        • Dactylogyrus spinicirrus
        • Dactylogyrus kalyanensis
        • Dactylogyrus sekulovici
        • Dactylogyrus tihsiukangi
        • Dactylogyrus huhangensis
        • Dactylogyrus malayanus
        • Dactylogyrus papernai
        • Dactylogyrus fotedari
        • Dactylogyrus parahastatus
        • Dactylogyrus fulcrum
        • Dactylogyrus alabamensis
        • Dactylogyrus triappendixis
        • Dactylogyrus texomensis
        • Dactylogyrus californiensis
        • Dactylogyrus takahashii
        • Dactylogyrus fileicirrus
        • Dactylogyrus oreoleucisci
        • Dactylogyrus qujiangensis
        • Dactylogyrus agolumaccessorius
        • Dactylogyrus kritskyi
        • Dactylogyrus carpathicus
        • Dactylogyrus robisoni
        • Dactylogyrus leptobarbus
        • Dactylogyrus lebedevi
        • Dactylogyrus elongatus
        • Dactylogyrus laymanianus
        • Dactylogyrus barbus
        • Dactylogyrus tridigitatus
        • Dactylogyrus welakae
        • Dactylogyrus crescenticleithrium
        • Dactylogyrus finitimus
        • Dactylogyrus hemiamphibothrium
      • Anacanthorus → (86 species)
        • Anacanthorus neotropicalis
        • Anacanthorus contortus
        • Anacanthorus acrophallus
        • Anacanthorus cinctus
        • Anacanthorus acuminatus
        • Anacanthorus bellus
        • Anacanthorus furculus
        • Anacanthorus pelorophallus
        • Anacanthorus franciscanus
        • Anacanthorus colombianus
        • Anacanthorus formosus
        • Anacanthorus jegui
        • Anacanthorus douradensis
        • Anacanthorus crytocaulus
        • Anacanthorus gravihamulatus
        • Anacanthorus maratininguensis
        • Anacanthorus penilabiatus
        • Anacanthorus mesocondylus
        • Anacanthorus euryphallus
        • Anacanthorus chaunophallus
        • Anacanthorus thatcheri
        • Anacanthorus paradouradensis
        • Anacanthorus serrasalmi
        • Anacanthorus scyphophallus
        • Anacanthorus siphonocommus
        • Anacanthorus brevicirrus
        • Anacanthorus beleophallus
        • Anacanthorus stachophallus
        • Anacanthorus brazilensis
        • Anacanthorus quinqueramus
        • Anacanthorus daulometrus
        • Anacanthorus anacanthorus
        • Anacanthorus myleusi
        • Anacanthorus periphallus
        • Anacanthorus ramosissimus
        • Anacanthorus stagmophallus
        • Anacanthorus lasiophallus
        • Anacanthorus spathulatus
        • Anacanthorus lacinimentulatus
        • Anacanthorus spinatus
        • Anacanthorus adkruidenieri
        • Anacanthorus cuticulovaginus
        • Anacanthorus dipelecinus
        • Anacanthorus carmenrosae
        • Anacanthorus glyptophallus
        • Anacanthorus brevis
        • Anacanthorus ataidei
        • Anacanthorus mastigophallus
        • Anacanthorus nanus
        • Anacanthorus calophallus
        • Anacanthorus cornutus
        • Anacanthorus xaniophallus
        • Anacanthorus carinatus
        • Anacanthorus camposbaci
        • Anacanthorus palamophallus
        • Anacanthorus sciponophallus
        • Anacanthorus alatus
        • Anacanthorus amazonicus
        • Anacanthorus spiralocirrus
        • Anacanthorus maltai
        • Anacanthorus strongylophallus
        • Anacanthorus pedanophallus
        • Anacanthorus parakruidenieri
        • Anacanthorus hoplophallus
        • Anacanthorus catoprioni
        • Anacanthorus tricornis
        • Anacanthorus rondonensis
        • Anacanthorus scapanus
        • Anacanthorus lepyrophallus
        • Anacanthorus cladophallus
        • Anacanthorus andersoni
        • Anacanthorus ramulosus
        • Anacanthorus lygophallus
        • Anacanthorus prodigiosus
        • Anacanthorus toledoensis
        • Anacanthorus elegans
        • Anacanthorus bicuspidatus
        • Anacanthorus kruidenieri
        • Anacanthorus reginae
        • Anacanthorus quinqueramis
        • Anacanthorus circumspatulatus
        • Anacanthorus paraxaniophallus
        • Anacanthorus cururutuiensis
        • Anacanthorus pithophallus
        • Anacanthorus chelophorus
        • Anacanthorus paraspathulatus
      • Whittingnocotyle → (2 species)
        • Whittingnocotyle caetei
        • Whittingnocotyle jeju
      • Heteropriapulus → (8 species)
        • Heteropriapulus bitomus
        • Heteropriapulus falxus
        • Heteropriapulus semitortus
        • Heteropriapulus pterygoplichthyi
        • Heteropriapulus heterotylus
        • Heteropriapulus microcleithrus
        • Heteropriapulus simplex
        • Heteropriapulus anchoradiatus
      • Mexicana → (6 species)
        • Mexicana rubra
        • Mexicana atlantica
        • Mexicana iannaconi
        • Mexicana littoralis
        • Mexicana anisotremum
        • Mexicana bychowskyi
      • Gobioecetes → (2 species)
        • Gobioecetes biwaensis
        • Gobioecetes rhinogobius
      • Sciadicleithrum → (25 species)
        • Sciadicleithrum kritskyi
        • Sciadicleithrum juruparii
        • Sciadicleithrum ergensi
        • Sciadicleithrum araguariensis
        • Sciadicleithrum frequens
        • Sciadicleithrum bravohollisae
        • Sciadicleithrum aequidens
        • Sciadicleithrum uncinatum
        • Sciadicleithrum satanopercae
        • Sciadicleithrum edgari
        • Sciadicleithrum meekii
        • Sciadicleithrum umbilicum
        • Sciadicleithrum panamensis
        • Sciadicleithrum splendidae
        • Sciadicleithrum variabilis
        • Sciadicleithrum mexicanum
        • Sciadicleithrum guanduense
        • Sciadicleithrum geophagi
        • Sciadicleithrum cavanaughi
        • Sciadicleithrum variabilum
        • Sciadicleithrum iphthimum
        • Sciadicleithrum tortrix
        • Sciadicleithrum joanae
        • Sciadicleithrum paranaense
        • Sciadicleithrum nicaraguense
      • Urocleidoides → (38 species)
        • Urocleidoides neotropicalis
        • Urocleidoides megorchis
        • Urocleidoides visiofortatus
        • Urocleidoides hypopomi
        • Urocleidoides helicoides
        • Urocleidoides naris
        • Urocleidoides reticulatus
        • Urocleidoides simonae
        • Urocleidoides gymnotus
        • Urocleidoides cuiabai
        • Urocleidoides cultellus
        • Urocleidoides strombicirrus
        • Urocleidoides vaginoclaustroides
        • Urocleidoides advenai
        • Urocleidoides curimatae
        • Urocleidoides similuncus
        • Urocleidoides amazonensis
        • Urocleidoides virescens
        • Urocleidoides paradoxus
        • Urocleidoides anchoratus
        • Urocleidoides vaginocleithrum
        • Urocleidoides catus
        • Urocleidoides recurvatus
        • Urocleidoides fragilis
        • Urocleidoides regalis
        • Urocleidoides anops
        • Urocleidoides malabaricusi
        • Urocleidoides trinidadensis
        • Urocleidoides carapus
        • Urocleidoides dobosi
        • Urocleidoides helicus
        • Urocleidoides brasiliensis
        • Urocleidoides piriatiu
        • Urocleidoides lebedevi
        • Urocleidoides stictus
        • Urocleidoides eremitus
        • Urocleidoides flegomai
        • Urocleidoides vaginoclaustrum
      • Thaparogyrus → (4 species)
        • Thaparogyrus indicus
        • Thaparogyrus lucknowius
        • Thaparogyrus singhi
        • Thaparogyrus maghacleithrium
      • Characidotrema → (13 species)
        • Characidotrema ruahae
        • Characidotrema nursei
        • Characidotrema spinivaginus
        • Characidotrema pollex
        • Characidotrema elongatum
        • Characidotrema vespertilio
        • Characidotrema spiropenis
        • Characidotrema undiferum
        • Characidotrema brevipenis
        • Characidotrema zelotes
        • Characidotrema nzoiae
        • Characidotrema auritum
        • Characidotrema regia
      • Pseudacolpenteron → (2 species)
        • Pseudacolpenteron pavlovskii
        • Pseudacolpenteron ignotus
      • Markewitschiana → (2 species)
        • Markewitschiana crucifera
        • Markewitschiana triaxonis
      • Furcohaptor → (2 species)
        • Furcohaptor cynoglossi
        • Furcohaptor brevis
      • Acolpenteron → (7 species)
        • Acolpenteron nephriticum
        • Acolpenteron catostomi
        • Acolpenteron ureterocetes
        • Acolpenteron willifordense
        • Acolpenteron australe
        • Acolpenteron petruschewskyi
        • Acolpenteron ureteroecetes
      • Vancleaveus → (6 species)
        • Vancleaveus cicinnus
        • Vancleaveus janauacensis
        • Vancleaveus janauacaensis
        • Vancleaveus fungulus
        • Vancleaveus klasseni
        • Vancleaveus platyrhynchi
      • Cacatuocotyle → (5 species)
        • Cacatuocotyle chajuli
        • Cacatuocotyle guaibensis
        • Cacatuocotyle exiguum
        • Cacatuocotyle paranaensis
        • Cacatuocotyle papilionis
      • Dogielius → (40 species)
        • Dogielius clavipenis
        • Dogielius phrygieus
        • Dogielius rosumplicatus
        • Dogielius orientalis
        • Dogielius gyropetalum
        • Dogielius tropicus
        • Dogielius complicitus
        • Dogielius indicus
        • Dogielius dublicornis
        • Dogielius forceps
        • Dogielius junorstrema
        • Dogielius semilabeo
        • Dogielius djolibaensis
        • Dogielius flosculus
        • Dogielius catlaius
        • Dogielius mokhayeri
        • Dogielius varicorhinis
        • Dogielius pedaloe
        • Dogielius intorquens
        • Dogielius flagellatus
        • Dogielius kabaensis
        • Dogielius anthocolpos
        • Dogielius molnari
        • Dogielius rectoris
        • Dogielius bicornis
        • Dogielius sinilabe
        • Dogielius likueichenae
        • Dogielius sennarensis
        • Dogielius njinei
        • Dogielius lucknowensis
        • Dogielius parvus
        • Dogielius gussevi
        • Dogielius harpagatus
        • Dogielius persicus
        • Dogielius planus
        • Dogielius martorellii
        • Dogielius grandijugus
        • Dogielius grandiphallus
        • Dogielius vexillus
        • Dogielius strombicinms
      • Pseudempleurosoma → (6 species)
        • Pseudempleurosoma caranxi
        • Pseudempleurosoma carangis
        • Pseudempleurosoma gibsoni
        • Pseudempleurosoma guanabarense
        • Pseudempleurosoma haywardi
        • Pseudempleurosoma myripristi
      • Paradiplectanotrema → (6 species)
        • Paradiplectanotrema chlorophthalmi
        • Paradiplectanotrema antigoni
        • Paradiplectanotrema lepidopi
        • Paradiplectanotrema cytti
        • Paradiplectanotrema trachuri
        • Paradiplectanotrema klimpeli
      • Protogyrodactylus → (35 species)
        • Protogyrodactylus leptocirrus
        • Protogyrodactylus zullini
        • Protogyrodactylus delicatus
        • Protogyrodactylus pyriformis
        • Protogyrodactylus marinoides
        • Protogyrodactylus constrictus
        • Protogyrodactylus ichthyocercus
        • Protogyrodactylus solidus
        • Protogyrodactylus sprostonae
        • Protogyrodactylus perforatus
        • Protogyrodactylus alatus
        • Protogyrodactylus ethipicus
        • Protogyrodactylus fredericae
        • Protogyrodactylus bancrofti
        • Protogyrodactylus similis
        • Protogyrodactylus youngi
        • Protogyrodactylus federicae
        • Protogyrodactylus monacanthus
        • Protogyrodactylus scapulasser
        • Protogyrodactylus elongatus
        • Protogyrodactylus alienus
        • Protogyrodactylus quadratus
        • Protogyrodactylus gussevi
        • Protogyrodactylus marinus
        • Protogyrodactylus ethiopicus
        • Protogyrodactylus elegantis
        • Protogyrodactylus fissilis
        • Protogyrodactylus scalmophorus
        • Protogyrodactylus chaetodontis
        • Protogyrodactylus kritskyi
        • Protogyrodactylus hainanensis
        • Protogyrodactylus pricei
        • Protogyrodactylus johnstonettiegsi
        • Protogyrodactylus vulgaris
        • Protogyrodactylus amacleithrium
      • Mymarothecium → (8 species)
        • Mymarothecium dactylotum
        • Mymarothecium viatorum
        • Mymarothecium ianwhittingtoni
        • Mymarothecium boegeri
        • Mymarothecium whittingtoni
        • Mymarothecium iiapense
        • Mymarothecium perplanum
        • Mymarothecium galeolum
      • Neocalceostomoides → (5 species)
        • Neocalceostomoides brisbanensis
        • Neocalceostomoides simplex
        • Neocalceostomoides spinivaginalis
        • Neocalceostomoides arii
        • Neocalceostomoides hamatum
      • Dactylogyroides → (14 species)
        • Dactylogyroides gussevia
        • Dactylogyroides vittati
        • Dactylogyroides tripathii
        • Dactylogyroides dorsalis
        • Dactylogyroides malayensis
        • Dactylogyroides biradius
        • Dactylogyroides bimaculati
        • Dactylogyroides longicirrus
        • Dactylogyroides mahecoli
        • Dactylogyroides wallagonius
        • Dactylogyroides tubiformis
        • Dactylogyroides ogawai
        • Dactylogyroides fernandoi
        • Dactylogyroides gussevi
      • Dicrodactylogyrus → (4 species)
        • Dicrodactylogyrus cheliformis
        • Dicrodactylogyrus campoformis
        • Dicrodactylogyrus campaniformis
        • Dicrodactylogyrus hastatus
      • Caballeria → (4 species)
        • Caballeria robusta
        • Caballeria pedunculata
        • Caballeria intermedius
        • Caballeria liewi
      • Leptonchides → (2 species)
        • Leptonchides gudaoensis
        • Leptonchides weishanensis
      • Pellucidhaptor → (25 species)
        • Pellucidhaptor thelostea
        • Pellucidhaptor alahamus
        • Pellucidhaptor fidus
        • Pellucidhaptor anisurum
        • Pellucidhaptor eremitus
        • Pellucidhaptor smithvanizi
        • Pellucidhaptor pricei
        • Pellucidhaptor moxostomi
        • Pellucidhaptor pterigynus
        • Pellucidhaptor nasalis
        • Pellucidhaptor dicerobasis
        • Pellucidhaptor catostomi
        • Pellucidhaptor micracanthus
        • Pellucidhaptor alabamensis
        • Pellucidhaptor merus
        • Pellucidhaptor planacrus
        • Pellucidhaptor orthacis
        • Pellucidhaptor ramulosus
        • Pellucidhaptor tarsialis
        • Pellucidhaptor rogersi
        • Pellucidhaptor kritskyia
        • Pellucidhaptor angularis
        • Pellucidhaptor pellucidhaptor
        • Pellucidhaptor minytremae
        • Pellucidhaptor eriensis
      • Demidospermus → (32 species)
        • Demidospermus idolus
        • Demidospermus bulbocirrus
        • Demidospermus paranaensis
        • Demidospermus araguaiaensis
        • Demidospermus mortenthaleri
        • Demidospermus pinirampi
        • Demidospermus paravalenciennesi
        • Demidospermus macropteri
        • Demidospermus mandi
        • Demidospermus uncusvalidus
        • Demidospermus anus
        • Demidospermus brachyplatystomae
        • Demidospermus striatus
        • Demidospermus spirophallus
        • Demidospermus ichthyocercus
        • Demidospermus annulus
        • Demidospermus curvovaginatus
        • Demidospermus labrosi
        • Demidospermus brevicirrus
        • Demidospermus leptosynophallus
        • Demidospermus armostus
        • Demidospermus osteomystax
        • Demidospermus ceccarellii
        • Demidospermus peruvianus
        • Demidospermus luckyi
        • Demidospermus prolixus
        • Demidospermus cornicinus
        • Demidospermus rhinelepisi
        • Demidospermus valenciennesi
        • Demidospermus centromochli
        • Demidospermus bidiverticulatus
        • Demidospermus majusculus
      • Neotetraonchus → (6 species)
        • Neotetraonchus bravohollisae
        • Neotetraonchus bychowskyi
        • Neotetraonchus vegrandis
        • Neotetraonchus felis
        • Neotetraonchus proops
        • Neotetraonchus bravohollisi
      • Paradactylogyrus → (3 species)
        • Paradactylogyrus himalayensis
        • Paradactylogyrus indicus
        • Paradactylogyrus catlaius
      • Gussevia → (17 species)
        • Gussevia dispar
        • Gussevia longihaptor
        • Gussevia tucunarensis
        • Gussevia spiralocirra
        • Gussevia rogersi
        • Gussevia herotilapiae
        • Gussevia cichlasomatis
        • Gussevia elaphus
        • Gussevia undulata
        • Gussevia alioides
        • Gussevia asota
        • Gussevia elephus
        • Gussevia obtusa
        • Gussevia arilla
        • Gussevia astronoti
        • Gussevia disparoides
        • Gussevia alii
      • Kapentagyrus → (2 species)
        • Kapentagyrus limnotrissae
        • Kapentagyrus tanganicanus
      • Cleidodiscoides sulcata
      • Myzotrema cyclepti
      • Paracolpenteron hubbsii
      • Parasciadicleithrum octofasciatum
      • Dactylogyridae gen. FS-2009
      • Paracosmetocleithrum trachydorasi
      • Spicocleidus namae
      • Macrohaptor hopkinsi
      • Bivaginogyrus obscurus
      • Aristocledius hastatus
      • Xenentocleidus xenentodoni
      • Characitecium costaricensis
    • Ancyrocephalidae → (1052 species)
      • Cichlidogyrus → (126 species)
        • Cichlidogyrus nageus
        • Cichlidogyrus makasai
        • Cichlidogyrus masilyai
        • Cichlidogyrus bilongi
        • Cichlidogyrus paganoi
        • Cichlidogyrus adkoningsi
        • Cichlidogyrus irenae
        • Cichlidogyrus levequei
        • Cichlidogyrus milangelnari
        • Cichlidogyrus guirali
        • Cichlidogyrus yanni
        • Cichlidogyrus franswittei
        • Cichlidogyrus consobrini
        • Cichlidogyrus nandidae
        • Cichlidogyrus flexicolpos
        • Cichlidogyrus casuarinus
        • Cichlidogyrus gistelincki
        • Cichlidogyrus kothiasi
        • Cichlidogyrus rectangulus
        • Cichlidogyrus dracolemma
        • Cichlidogyrus muterezii
        • Cichlidogyrus zambezensis
        • Cichlidogyrus longipenis
        • Cichlidogyrus evikae
        • Cichlidogyrus bonhommei
        • Cichlidogyrus tilapiae
        • Cichlidogyrus haplochromii
        • Cichlidogyrus tiberianus
        • Cichlidogyrus njinei
        • Cichlidogyrus omari
        • Cichlidogyrus raeymaekersi
        • Cichlidogyrus bouvii
        • Cichlidogyrus fontanai
        • Cichlidogyrus berminensis
        • Cichlidogyrus jeanloujustinei
        • Cichlidogyrus anthemocolpos
        • Cichlidogyrus antoineparisellei
        • Cichlidogyrus attenboroughi
        • Cichlidogyrus nshomboi
        • Cichlidogyrus pouyaudi
        • Cichlidogyrus kouassii
        • Cichlidogyrus sturmbaueri
        • Cichlidogyrus pseudoaspiralis
        • Cichlidogyrus microscutus
        • Cichlidogyrus sigmocirrus
        • Cichlidogyrus vexus
        • Cichlidogyrus aegypticus
        • Cichlidogyrus sergemorandi
        • Cichlidogyrus giostrai
        • Cichlidogyrus brunnensis
        • Cichlidogyrus amieti
        • Cichlidogyrus kmentovae
        • Cichlidogyrus sanjeani
        • Cichlidogyrus mulimbwai
        • Cichlidogyrus arfii
        • Cichlidogyrus cubitus
        • Cichlidogyrus frankwillemsi
        • Cichlidogyrus karibae
        • Cichlidogyrus gillardinae
        • Cichlidogyrus nuniezi
        • Cichlidogyrus salzburgeri
        • Cichlidogyrus agnesi
        • Cichlidogyrus vealli
        • Cichlidogyrus buescheri
        • Cichlidogyrus sanseoi
        • Cichlidogyrus testificatus
        • Cichlidogyrus euzeti
        • Cichlidogyrus reversati
        • Cichlidogyrus polyenso
        • Cichlidogyrus slembroucki
        • Cichlidogyrus ornatus
        • Cichlidogyrus habluetzeli
        • Cichlidogyrus mbirizei
        • Cichlidogyrus legendrei
        • Cichlidogyrus bifurcatus
        • Cichlidogyrus gillesi
        • Cichlidogyrus centesimus
        • Cichlidogyrus muzumanii
        • Cichlidogyrus cirratus
        • Cichlidogyrus inconsultans
        • Cichlidogyrus tubicirrus
        • Cichlidogyrus longicornis
        • Cichlidogyrus amphoratus
        • Cichlidogyrus acerbus
        • Cichlidogyrus mvogoi
        • Cichlidogyrus nyongensis
        • Cichlidogyrus dageti
        • Cichlidogyrus georgesmertensi
        • Cichlidogyrus digitatus
        • Cichlidogyrus teugelsi
        • Cichlidogyrus falcifer
        • Cichlidogyrus ouedraogoi
        • Cichlidogyrus glacicremoratus
        • Cichlidogyrus banyankimbonai
        • Cichlidogyrus hemi
        • Cichlidogyrus gallus
        • Cichlidogyrus rognoni
        • Cichlidogyrus arthracanthus
        • Cichlidogyrus ergensi
        • Cichlidogyrus berradae
        • Cichlidogyrus quaestio
        • Cichlidogyrus bixlerzavalai
        • Cichlidogyrus discophonum
        • Cichlidogyrus halinus
        • Cichlidogyrus longicirrus
        • Cichlidogyrus schreyenbrichardorum
        • Cichlidogyrus albareti
        • Cichlidogyrus aspiralis
        • Cichlidogyrus berrebii
        • Cichlidogyrus lagoonaris
        • Cichlidogyrus chrysopiformis
        • Cichlidogyrus dionchus
        • Cichlidogyrus dossoui
        • Cichlidogyrus sclerosus
        • Cichlidogyrus philander
        • Cichlidogyrus steenbergei
        • Cichlidogyrus thurstonae
        • Cichlidogyrus koblmuelleri
        • Cichlidogyrus papernastrema
        • Cichlidogyrus vandekerkhovei
        • Cichlidogyrus djietoi
        • Cichlidogyrus douellouae
        • Cichlidogyrus halli
        • Cichlidogyrus lemoallei
        • Cichlidogyrus louipaysani
        • Cichlidogyrus bychowskii
      • Urocleidus → (15 species)
        • Urocleidus alatus
        • Urocleidus adsimulatus
        • Urocleidus lottensis
        • Urocleidus aculeatus
        • Urocleidus carolinensis
        • Urocleidus pomotis
        • Urocleidus chelatus
        • Urocleidus circumcirrus
        • Urocleidus udicola
        • Urocleidus nigroasciatus
        • Urocleidus baldwini
        • Urocleidus similis
        • Urocleidus anchorae
        • Urocleidus wadei
        • Urocleidus adspectus
      • Telethecium → (2 species)
        • Telethecium nasale
        • Telethecium paniculum
      • Walteriella → (2 species)
        • Walteriella conica
        • Walteriella ophiocirrus
      • Tetracleidus → (5 species)
        • Tetracleidus banghami
        • Tetracleidus stentor
        • Tetracleidus capax
        • Tetracleidus longus
        • Tetracleidus glenorensis
      • Nanayella → (5 species)
        • Nanayella aculeatrium
        • Nanayella amplofalcis
        • Nanayella fluctuatrium
        • Nanayella megorchis
        • Nanayella processusclavis
      • Bouixella → (10 species)
        • Bouixella koutouani
        • Bouixella furcillata
        • Bouixella mormyrume
        • Bouixella yaoi
        • Bouixella beninensis
        • Bouixella mormyris
        • Bouixella gorei
        • Bouixella deliciosa
        • Bouixella torta
        • Bouixella pusilla
      • Enterogyrus → (8 species)
        • Enterogyrus coronatus
        • Enterogyrus melenensis
        • Enterogyrus malmbergi
        • Enterogyrus amieti
        • Enterogyrus crassus
        • Enterogyrus barombiensis
        • Enterogyrus foratus
        • Enterogyrus cichlidarum
      • Glyphidohaptor → (3 species)
        • Glyphidohaptor sigani
        • Glyphidohaptor plectocirra
        • Glyphidohaptor phractophallus
      • Afrocleidodiscus → (3 species)
        • Afrocleidodiscus distichodis
        • Afrocleidodiscus paracleidodiscus
        • Afrocleidodiscus hydrocynuous
      • Heteronchocleidus → (11 species)
        • Heteronchocleidus magnihamatus
        • Heteronchocleidus tuzetae
        • Heteronchocleidus ctenopomae
        • Heteronchocleidus gracilis
        • Heteronchocleidus adjanohouni
        • Heteronchocleidus asymmetricus
        • Heteronchocleidus stunkardi
        • Heteronchocleidus buschkieli
        • Heteronchocleidus ouemensis
        • Heteronchocleidus lucknowensis
        • Heteronchocleidus niloticus
      • Heterothecium → (2 species)
        • Heterothecium dicrophallum
        • Heterothecium globatum
      • Longidigitis → (6 species)
        • Longidigitis auripontiformis
        • Longidigitis gracilis
        • Longidigitis utcheei
        • Longidigitis maccullochii
        • Longidigitis robustus
        • Longidigitis hopevalensis
      • Helicirrus → (6 species)
        • Helicirrus marjoriaea
        • Helicirrus gertrudaea
        • Helicirrus maccullochii
        • Helicirrus mcivori
        • Helicirrus splendidae
        • Helicirrus megaloanchor
      • Cleithrarticus → (2 species)
        • Cleithrarticus cleithrarticus
        • Cleithrarticus bulbovagina
      • Parancyrocephaloides → (2 species)
        • Parancyrocephaloides daicoci
        • Parancyrocephaloides dactylopteri
      • Tribaculocauda → (2 species)
        • Tribaculocauda guii
        • Tribaculocauda discoidea
      • Metahaliotrema → (10 species)
        • Metahaliotrema arii
        • Metahaliotrema scatophagi
        • Metahaliotrema kulkarnii
        • Metahaliotrema yamagutii
        • Metahaliotrema ypsilocleithrum
        • Metahaliotrema imparile
        • Metahaliotrema simile
        • Metahaliotrema mizellei
        • Metahaliotrema filamentosum
        • Metahaliotrema geminatohamula
      • Atherinicus → (2 species)
        • Atherinicus subserratus
        • Atherinicus cornutus
      • Neohaliotrema → (16 species)
        • Neohaliotrema malayense
        • Neohaliotrema macracanthum
        • Neohaliotrema bengalense
        • Neohaliotrema abudefdufi
        • Neohaliotrema andamanense
        • Neohaliotrema bychowskii
        • Neohaliotrema parvum
        • Neohaliotrema problematicum
        • Neohaliotrema antiacanthus
        • Neohaliotrema maomao
        • Neohaliotrema dicurvilamellatum
        • Neohaliotrema bombini
        • Neohaliotrema gracile
        • Neohaliotrema tukerhamatus
        • Neohaliotrema nagibinae
        • Neohaliotrema maomso
      • Kriboetrema → (2 species)
        • Kriboetrema ellochelon
        • Kriboetrema rectangulum
      • Tereancistrum → (10 species)
        • Tereancistrum kerri
        • Tereancistrum parvum
        • Tereancistrum pirassununguense
        • Tereancistrum flabellum
        • Tereancistrum paranaense
        • Tereancistrum curimba
        • Tereancistrum arcuatum
        • Tereancistrum toksomus
        • Tereancistrum ornatum
        • Tereancistrum toksonum
      • Aethycteron → (13 species)
        • Aethycteron lottensis
        • Aethycteron hargisi
        • Aethycteron caerulei
        • Aethycteron micropercae
        • Aethycteron nigrofasciatus
        • Aethycteron nigrei
        • Aethycteron robisoni
        • Aethycteron striatuli
        • Aethycteron stigmaeus
        • Aethycteron malleus
        • Aethycteron chlorosomus
        • Aethycteron moorei
        • Aethycteron ammocryptus
      • Crinicleidus → (2 species)
        • Crinicleidus crinicirrus
        • Crinicleidus longus
      • Scutogyrus → (7 species)
        • Scutogyrus longicornis
        • Scutogyrus gravivaginus
        • Scutogyrus bailloni
        • Scutogyrus ecoutini
        • Scutogyrus vanhovei
        • Scutogyrus chikhii
        • Scutogyrus minus
      • Ancyrocephalus → (46 species)
        • Ancyrocephalus assimilis
        • Ancyrocephalus atherinae
        • Ancyrocephalus pseudorhombi
        • Ancyrocephalus cornutus
        • Ancyrocephalus barilii
        • Ancyrocephalus skrjabini
        • Ancyrocephalus parupenei
        • Ancyrocephalus parvus
        • Ancyrocephalus vesiculosus
        • Ancyrocephalus platycephali
        • Ancyrocephalus chiapanensis
        • Ancyrocephalus rarus
        • Ancyrocephalus ogawai
        • Ancyrocephalus paradoxus
        • Ancyrocephalus claveaui
        • Ancyrocephalus esomi
        • Ancyrocephalus hangchowensis
        • Ancyrocephalus aculeatus
        • Ancyrocephalus polymorphus
        • Ancyrocephalus pauu
        • Ancyrocephalus sinensis
        • Ancyrocephalus subaequalis
        • Ancyrocephalus curtus
        • Ancyrocephalus parspinicirrus
        • Ancyrocephalus salinus
        • Ancyrocephalus mogurndae
        • Ancyrocephalus cobitis
        • Ancyrocephalus limnotrissae
        • Ancyrocephalus ornatus
        • Ancyrocephalus similis
        • Ancyrocephalus unicirrus
        • Ancyrocephalus manilensis
        • Ancyrocephalus chakrabarti
        • Ancyrocephalus gussevi
        • Ancyrocephalus forceps
        • Ancyrocephalus kamegaii
        • Ancyrocephalus bassensis
        • Ancyrocephalus pavlovskyi
        • Ancyrocephalus visakhapatnamensis
        • Ancyrocephalus macrogaster
        • Ancyrocephalus trullae
        • Ancyrocephalus pseudorasborae
        • Ancyrocephalus hoffmani
        • Ancyrocephalus hemibarbi
        • Ancyrocephalus pellonulae
        • Ancyrocephalus percae
      • Eutrianchoratus → (9 species)
        • Eutrianchoratus malleus
        • Eutrianchoratus chibami
        • Eutrianchoratus inequalis
        • Eutrianchoratus imbachi
        • Eutrianchoratus cleithrium
        • Eutrianchoratus minutus
        • Eutrianchoratus magnus
        • Eutrianchoratus distensigenitalis
        • Eutrianchoratus fusiformis
      • Rhinonastes → (2 species)
        • Rhinonastes curimatae
        • Rhinonastes pseudocapsaloideum
      • Calpidothecioides → (2 species)
        • Calpidothecioides orthus
        • Calpidothecioides pygopristi
      • Pseudohaliotrema → (4 species)
        • Pseudohaliotrema sphincteroporus
        • Pseudohaliotrema thysanophrydis
        • Pseudohaliotrema falcata
        • Pseudohaliotrema molnari
      • Jainus → (9 species)
        • Jainus iocensins
        • Jainus piava
        • Jainus amazonicus
        • Jainus hexops
        • Jainus amazonensis
        • Jainus leporini
        • Jainus robustus
        • Jainus iocensis
        • Jainus jainus
      • Gonocleithrum → (5 species)
        • Gonocleithrum planacrus
        • Gonocleithrum cursitans
        • Gonocleithrum planacroideum
        • Gonocleithrum coenoideus
        • Gonocleithrum aruanae
      • Recurvatus → (2 species)
        • Recurvatus signiferi
        • Recurvatus chelatus
      • Palombitrema → (2 species)
        • Palombitrema heteroancistrium
        • Palombitrema triangulum
      • Kritskyia → (6 species)
        • Kritskyia eirasi
        • Kritskyia salmini
        • Kritskyia boegeri
        • Kritskyia moraveci
        • Kritskyia urevessica
        • Kritskyia annakohnae
      • Nanotrema → (2 species)
        • Nanotrema citharini
        • Nanotrema niokoloense
      • Haliotrema → (158 species)
        • Haliotrema macassarense
        • Haliotrema pseudupenei
        • Haliotrema poleximus
        • Haliotrema zandi
        • Haliotrema longiangusticirrus
        • Haliotrema sigmoidocirrus
        • Haliotrema pratasense
        • Haliotrema bifurcocirrus
        • Haliotrema brevis
        • Haliotrema rameshwarense
        • Haliotrema auribaculum
        • Haliotrema arsiosa
        • Haliotrema angulare
        • Haliotrema youngi
        • Haliotrema mugilis
        • Haliotrema myripritisi
        • Haliotrema canescens
        • Haliotrema cumanense
        • Haliotrema striatohamus
        • Haliotrema polyspirotubiferum
        • Haliotrema weberii
        • Haliotrema minutospirale
        • Haliotrema chenhsintaoi
        • Haliotrema brevicornigerum
        • Haliotrema kritskyi
        • Haliotrema pterophallus
        • Haliotrema amanses
        • Haliotrema epinepheli
        • Haliotrema caesiopercae
        • Haliotrema holocentri
        • Haliotrema cirrhitusi
        • Haliotrema magnihamus
        • Haliotrema kurodai
        • Haliotrema recurvatum
        • Haliotrema sanchezae
        • Haliotrema shenzhenensis
        • Haliotrema pervagoris
        • Haliotrema calcaris
        • Haliotrema sicklocirrus
        • Haliotrema curvicirrus
        • Haliotrema nanaoensis
        • Haliotrema angelopterum
        • Haliotrema cupensis
        • Haliotrema nigrofusci
        • Haliotrema tubulovagina
        • Haliotrema susanae
        • Haliotrema dicollinum
        • Haliotrema thysanophridis
        • Haliotrema kusafugu
        • Haliotrema parahaliotremata
        • Haliotrema amplimacrohamus
        • Haliotrema surculocirrus
        • Haliotrema balisticus
        • Haliotrema guadeloupense
        • Haliotrema centropygis
        • Haliotrema pempherii
        • Haliotrema neobilobatus
        • Haliotrema priacanthi
        • Haliotrema trochaderoi
        • Haliotrema chelicirrus
        • Haliotrema ampliocuspidis
        • Haliotrema spiculare
        • Haliotrema glandulosum
        • Haliotrema bilobatus
        • Haliotrema palmatum
        • Haliotrema rectangulare
        • Haliotrema swatowense
        • Haliotrema tiegsi
        • Haliotrema caraibense
        • Haliotrema conspecta
        • Haliotrema obesum
        • Haliotrema banana
        • Haliotrema upenei
        • Haliotrema longicornigerum
        • Haliotrema zanclus
        • Haliotrema tenuihamus
        • Haliotrema tenucirrus
        • Haliotrema dempsteri
        • Haliotrema flexicirrus
        • Haliotrema spinicirrus
        • Haliotrema caballeroi
        • Haliotrema shanweii
        • Haliotrema zancli
        • Haliotrema japonense
        • Haliotrema neobilobatum
        • Haliotrema curvipenis
        • Haliotrema abaddon
        • Haliotrema spirophallus
        • Haliotrema allornata
        • Haliotrema discalariforme
        • Haliotrema bisegmentatum
        • Haliotrema spirale
        • Haliotrema macracantha
        • Haliotrema pratasensis
        • Haliotrema subtilihamula
        • Haliotrema torridum
        • Haliotrema saezae
        • Haliotrema macasarensis
        • Haliotrema flagellocirrus
        • Haliotrema spirotubiforum
        • Haliotrema fleti
        • Haliotrema scari
        • Haliotrema brotulae
        • Haliotrema gruinale
        • Haliotrema dascyllusi
        • Haliotrema brevicirrus
        • Haliotrema tuberobaculum
        • Haliotrema bihamulatum
        • Haliotrema papillibaculum
        • Haliotrema dongshaense
        • Haliotrema scyphovagina
        • Haliotrema xesuri
        • Haliotrema platycephali
        • Haliotrema eilatica
        • Haliotrema spariensis
        • Haliotrema minutum
        • Haliotrema lactophrys
        • Haliotrema triostegum
        • Haliotrema bodiani
        • Haliotrema nanhaiense
        • Haliotrema acanthuri
        • Haliotrema teuthis
        • Haliotrema parvihamus
        • Haliotrema pollexinus
        • Haliotrema pacificum
        • Haliotrema subancistroides
        • Haliotrema chrysotaeniae
        • Haliotrema umbraculiferum
        • Haliotrema brevispirocirrus
        • Haliotrema crymanum
        • Haliotrema leporinus
        • Haliotrema pachycirra
        • Haliotrema flagellatum
        • Haliotrema lactoriae
        • Haliotrema aurigae
        • Haliotrema geminatohamula
        • Haliotrema johnstoni
        • Haliotrema alatum
        • Haliotrema lineati
        • Haliotrema cornutum
        • Haliotrema hatampo
        • Haliotrema australe
        • Haliotrema golvani
        • Haliotrema zigmoidocirrus
        • Haliotrema chromidis
        • Haliotrema cromileptis
        • Haliotrema ctenochaeti
        • Haliotrema longirectocirrus
        • Haliotrema ornatum
        • Haliotrema tachypliformis
        • Haliotrema indicum
        • Haliotrema serpenticirrus
        • Haliotrema daurai
        • Haliotrema diplotaenia
        • Haliotrema pteroisi
        • Haliotrema grossecurvitubus
        • Haliotrema digyroides
        • Haliotrema zebrasoma
      • Birgiellus → (3 species)
        • Birgiellus calaris
        • Birgiellus mutatus
        • Birgiellus kellensis
      • Tylosuricola → (3 species)
        • Tylosuricola haikouensis
        • Tylosuricola pannikari
        • Tylosuricola amatoi
      • Protoancyrocephalus → (2 species)
        • Protoancyrocephalus rangusi
        • Protoancyrocephalus strelkowi
      • Monocleithrium → (2 species)
        • Monocleithrium lavergneae
        • Monocleithrium lavergness
      • Marumbius → (2 species)
        • Marumbius amplexus
        • Marumbius dorsivaginatus
      • Dawestrema → (3 species)
        • Dawestrema cycloancistrium
        • Dawestrema cycloancistrioides
        • Dawestrema punctatum
      • Notozothecium → (10 species)
        • Notozothecium bethae
        • Notozothecium euzeti
        • Notozothecium janauachense
        • Notozothecium nanayense
        • Notozothecium teinodendrum
        • Notozothecium lamotheargumedoi
        • Notozothecium robustum
        • Notozothecium foliolum
        • Notozothecium minus
        • Notozothecium penetrarum
      • Iliocirrus → (5 species)
        • Iliocirrus ornatusi
        • Iliocirrus rossi
        • Iliocirrus iliocirrus
        • Iliocirrus mazlini
        • Iliocirrus trifasciatae
      • Rhinoxenus → (8 species)
        • Rhinoxenus guianensis
        • Rhinoxenus piranhus
        • Rhinoxenus arietinus
        • Rhinoxenus curimbatae
        • Rhinoxenus euryxenus
        • Rhinoxenus bulbovaginatus
        • Rhinoxenus nyttus
        • Rhinoxenus anaclaudiae
      • Hemirhamphiculus → (8 species)
        • Hemirhamphiculus exserocephalus
        • Hemirhamphiculus incomptus
        • Hemirhamphiculus perexiguus
        • Hemirhamphiculus armatus
        • Hemirhamphiculus similis
        • Hemirhamphiculus flagrum
        • Hemirhamphiculus krabsi
        • Hemirhamphiculus choanophallus
      • Haliotrematoides → (31 species)
        • Haliotrematoides zhukovi
        • Haliotrematoides caesionis
        • Haliotrematoides nagibinae
        • Haliotrematoides longihamus
        • Haliotrematoides shenzhenensis
        • Haliotrematoides mediohamides
        • Haliotrematoides potens
        • Haliotrematoides noncalcaroides
        • Haliotrematoides plectridium
        • Haliotrematoides noncalcaris
        • Haliotrematoides guttati
        • Haliotrematoides lanx
        • Haliotrematoides novaecaledoniae
        • Haliotrematoides overstreeti
        • Haliotrematoides striatohamus
        • Haliotrematoides isolens
        • Haliotrematoides longitubocirrus
        • Haliotrematoides cornigerum
        • Haliotrematoides mediohamus
        • Haliotrematoides brachyflagellocirrus
        • Haliotrematoides tainophallus
        • Haliotrematoides prolixohamus
        • Haliotrematoides parvicirrus
        • Haliotrematoides gracilihamus
        • Haliotrematoides calcaris
        • Haliotrematoides magnigastrohamus
        • Haliotrematoides spinatus
        • Haliotrematoides patellacirrus
        • Haliotrematoides mastigion
        • Haliotrematoides hatzenbuehlerae
        • Haliotrematoides heteracantha
      • Cryptocephalum → (2 species)
        • Cryptocephalum petreum
        • Cryptocephalum spirale
      • Linguadactyla → (2 species)
        • Linguadactyla molvae
        • Linguadactyla minor
      • Ligophorus → (69 species)
        • Ligophorus triangularis
        • Ligophorus navjotsodhii
        • Ligophorus pilengas
        • Ligophorus tainhae
        • Ligophorus chelatus
        • Ligophorus saladensis
        • Ligophorus johorensis
        • Ligophorus abditus
        • Ligophorus chenzhenensis
        • Ligophorus uruguayensis
        • Ligophorus macrocolpos
        • Ligophorus bazairii
        • Ligophorus chabaudi
        • Ligophorus mugilinus
        • Ligophorus grandis
        • Ligophorus benhoussai
        • Ligophorus mediterraneus
        • Ligophorus belanaki
        • Ligophorus sagmarius
        • Ligophorus euzeti
        • Ligophorus llewellyni
        • Ligophorus zhangi
        • Ligophorus lizae
        • Ligophorus yucatanensis
        • Ligophorus guanduensis
        • Ligophorus parvicirrus
        • Ligophorus imitans
        • Ligophorus kaohsianghsieni
        • Ligophorus huitempe
        • Ligophorus kedahensis
        • Ligophorus heterohamulosus
        • Ligophorus acuminatus
        • Ligophorus bipartitus
        • Ligophorus mamaevi
        • Ligophorus funnelus
        • Ligophorus kederai
        • Ligophorus fluviatilis
        • Ligophorus dzikae
        • Ligophorus gabrioni
        • Ligophorus lebedevi
        • Ligophorus bantingensis
        • Ligophorus simpliciformis
        • Ligophorus miroshnichenki
        • Ligophorus domnichi
        • Ligophorus vanbenedenii
        • Ligophorus szidati
        • Ligophorus minimus
        • Ligophorus cheleus
        • Ligophorus bykhowskyi
        • Ligophorus campanulatus
        • Ligophorus cephali
        • Ligophorus satunensis
        • Ligophorus parvicopulatrix
        • Ligophorus angustus
        • Ligophorus maroccanus
        • Ligophorus fenestrum
        • Ligophorus hamulosus
        • Ligophorus rectus
        • Ligophorus liewi
        • Ligophorus parviocopulatrix
        • Ligophorus brasiliensis
        • Ligophorus pacificus
        • Ligophorus confusus
        • Ligophorus careyensis
        • Ligophorus huirtempe
        • Ligophorus leporinus
        • Ligophorus surianoae
        • Ligophorus heteronchus
        • Ligophorus bangtingensis
      • Annulotrematoides → (4 species)
        • Annulotrematoides amazonicus
        • Annulotrematoides bryconi
        • Annulotrematoides glossophallus
        • Annulotrematoides parisellei
      • Ligictaluridus → (6 species)
        • Ligictaluridus monticellii
        • Ligictaluridus floridanus
        • Ligictaluridus mirabilis
        • Ligictaluridus michaelalicea
        • Ligictaluridus posthon
        • Ligictaluridus bychowskyi
      • Amphithecium → (15 species)
        • Amphithecium verecundum
        • Amphithecium pretiosum
        • Amphithecium unguiculum
        • Amphithecium speirocamarotum
        • Amphithecium brachycirrum
        • Amphithecium falcatum
        • Amphithecium diclonophallum
        • Amphithecium prodotum
        • Amphithecium microphallum
        • Amphithecium minutum
        • Amphithecium calycinum
        • Amphithecium junki
        • Amphithecium catalaoense
        • Amphithecium camelum
        • Amphithecium muricatum
      • Insulacleidus → (3 species)
        • Insulacleidus ptychochromidis
        • Insulacleidus paratilapiae
        • Insulacleidus paretropli
      • Pennulituba → (2 species)
        • Pennulituba cymansis
        • Pennulituba piratifalx
      • Annulotrema → (48 species)
        • Annulotrema edeense
        • Annulotrema bilongi
        • Annulotrema cucullatum
        • Annulotrema biaense
        • Annulotrema sangmelinense
        • Annulotrema amieti
        • Annulotrema pseudonili
        • Annulotrema maillardi
        • Annulotrema pikoides
        • Annulotrema hydrocynusi
        • Annulotrema noyongense
        • Annulotrema alestesimberi
        • Annulotrema tenuicirra
        • Annulotrema magnum
        • Annulotrema gracile
        • Annulotrema nili
        • Annulotrema spiropenis
        • Annulotrema uncatum
        • Annulotrema bipatens
        • Annulotrema delta
        • Annulotrema helicocirra
        • Annulotrema alberti
        • Annulotrema moanko
        • Annulotrema cryptophallus
        • Annulotrema magnihamula
        • Annulotrema allogravis
        • Annulotrema endjami
        • Annulotrema pikei
        • Annulotrema ruahae
        • Annulotrema kribiense
        • Annulotrema pontile
        • Annulotrema besale
        • Annulotrema curvipenis
        • Annulotrema fomenai
        • Annulotrema alestesnursi
        • Annulotrema hepseti
        • Annulotrema elongatum
        • Annulotrema bracteatum
        • Annulotrema macropenis
        • Annulotrema robustum
        • Annulotrema grave
        • Annulotrema combesi
        • Annulotrema ansatum
        • Annulotrema nannaethiopis
        • Annulotrema longipenis
        • Annulotrema gabrioni
        • Annulotrema lamberti
        • Annulotrema bouixi
      • Actinocleidus → (22 species)
        • Actinocleidus ileechobeensis
        • Actinocleidus fergusoni
        • Actinocleidus bakeri
        • Actinocleidus cruciatus
        • Actinocleidus oculatus
        • Actinocleidus okeechobeensis
        • Actinocleidus reversus
        • Actinocleidus incus
        • Actinocleidus subtriangularis
        • Actinocleidus maculatus
        • Actinocleidus flagellatus
        • Actinocleidus recurvatus
        • Actinocleidus harquebus
        • Actinocleidus unguis
        • Actinocleidus gracilis
        • Actinocleidus brevicirrus
        • Actinocleidus bifidus
        • Actinocleidus leiognathi
        • Actinocleidus articularis
        • Actinocleidus bennetti
        • Actinocleidus georgiensis
        • Actinocleidus gibbosus
      • Lethrinitrema → (7 species)
        • Lethrinitrema lethrini
        • Lethrinitrema zhanjiangense
        • Lethrinitrema dossenus
        • Lethrinitrema nebulosum
        • Lethrinitrema gibbus
        • Lethrinitrema chrysostomi
        • Lethrinitrema austrosinense
      • Curvianchoratus → (2 species)
        • Curvianchoratus hexacleidus
        • Curvianchoratus singularis
      • Ancyrocephaloides → (2 species)
        • Ancyrocephaloides triacanthi
        • Ancyrocephaloides chauhani
      • Euryhaliotrema → (70 species)
        • Euryhaliotrema triangulovagina
        • Euryhaliotrema longibaculum
        • Euryhaliotrema guangdongense
        • Euryhaliotrema ambassisi
        • Euryhaliotrema nanaoense
        • Euryhaliotrema cardinale
        • Euryhaliotrema simplicis
        • Euryhaliotrema atlanticum
        • Euryhaliotrema succedaneus
        • Euryhaliotrema hainanense
        • Euryhaliotrema solenophallus
        • Euryhaliotrema distinctum
        • Euryhaliotrema potamocetes
        • Euryhaliotrema spirulum
        • Euryhaliotrema fatuum
        • Euryhaliotrema thatcheri
        • Euryhaliotrema zhangjianyingi
        • Euryhaliotrema tubocirrus
        • Euryhaliotrema torquecirrus
        • Euryhaliotrema microphallus
        • Euryhaliotrema cryptophallus
        • Euryhaliotrema guangzhouense
        • Euryhaliotrema paralonchuri
        • Euryhaliotrema longibaculoides
        • Euryhaliotrema johni
        • Euryhaliotrema griseus
        • Euryhaliotrema seyi
        • Euryhaliotrema lisae
        • Euryhaliotrema cribbi
        • Euryhaliotrema fajeravilae
        • Euryhaliotrema anecorhizion
        • Euryhaliotrema chaoi
        • Euryhaliotrema annulocirrus
        • Euryhaliotrema carbunculus
        • Euryhaliotrema grandis
        • Euryhaliotrema lutiani
        • Euryhaliotrema aspistis
        • Euryhaliotrema fastigatum
        • Euryhaliotrema pirulum
        • Euryhaliotrema paululum
        • Euryhaliotrema perezponcei
        • Euryhaliotrema bychowskyi
        • Euryhaliotrema tormocleithrum
        • Euryhaliotrema cognatus
        • Euryhaliotrema mehen
        • Euryhaliotrema russellum
        • Euryhaliotrema berenguelae
        • Euryhaliotrema dunlapae
        • Euryhaliotrema adelpha
        • Euryhaliotrema ramulum
        • Euryhaliotrema magnopharyngis
        • Euryhaliotrema anguiformis
        • Euryhaliotrema luisae
        • Euryhaliotrema sagmatum
        • Euryhaliotrema lizardi
        • Euryhaliotrema dontykoleos
        • Euryhaliotrema ferocis
        • Euryhaliotrema amydrum
        • Euryhaliotrema youngi
        • Euryhaliotrema xinyingense
        • Euryhaliotrema diplops
        • Euryhaliotrema eukurodai
        • Euryhaliotrema monacanthus
        • Euryhaliotrema paracanthi
        • Euryhaliotrema johnii
        • Euryhaliotrema carbuncularium
        • Euryhaliotrema tenuiaccessorium
        • Euryhaliotrema monoporosum
        • Euryhaliotrema lutjani
        • Euryhaliotrema lovejoyi
      • Onchocleidus → (26 species)
        • Pterocleidus biramosus
        • Onchocleidus helicis
        • Onchocleidus macropterus
        • Onchocleidus chrysops
        • Onchocleidus parvicirrus
        • Onchocleidus variabilis
        • Onchocleidus doloresae
        • Onchocleidus ferox
        • Onchocleidus spiralis
        • Onchocleidus perdix
        • Onchocleidus chaenobryttus
        • Onchocleidus rogersi
        • Onchocleidus distinctus
        • Onchocleidus principalis
        • Onchocleidus cyanellus
        • Onchocleidus flieri
        • Onchocleidus acuminatus
        • Onchocleidus miniatus
        • Onchocleidus nactus
        • Onchocleidus interruptus
        • Onchocleidus affinis
        • Onchocleidus attenuatus
        • Onchocleidus mimus
        • Onchocleidus formosus
        • Onchocleidus tuberculatus
        • Onchocleidus chautauquaensis
      • Characithecium → (7 species)
        • Characithecium chascomusense
        • Characithecium costaricense
        • Characithecium robustum
        • Characithecium chelatum
        • Characithecium longianchoratum
        • Characithecium triprolatum
        • Characithecium quadratum
      • Parancylodiscoides → (6 species)
        • Parancylodiscoides macrobaculum
        • Parancylodiscoides chaetodipteri
        • Parancylodiscoides peruensis
        • Parancylodiscoides longiphallus
        • Parancylodiscoides platacis
        • Parancylodiscoides signiferi
      • Trinibaculum → (3 species)
        • Trinibaculum brazilense
        • Trinibaculum rotundum
        • Trinibaculum brasiliense
      • Haplocleidus → (2 species)
        • Haplocleidus dispar
        • Haplocleidus furcatus
      • Bravohollisia → (11 species)
        • Bravohollisia gussevi
        • Bravohollisia maculatus
        • Bravohollisia reticulata
        • Bravohollisia kritskyi
        • Bravohollisia rosetta
        • Bravohollisia magna
        • Bravohollisia parvianchoratus
        • Bravohollisia pomadasis
        • Bravohollisia geruti
        • Bravohollisia plectorhynchus
        • Bravohollisia tecta
      • Trianchoratus → (15 species)
        • Trianchoratus pahangensis
        • Trianchoratus leerium
        • Trianchoratus distensigenitalis
        • Trianchoratus acleithrium
        • Trianchoratus malayensis
        • Trianchoratus ophicephali
        • Trianchoratus trichogasterium
        • Trianchoratus gussevi
        • Trianchoratus fusiformis
        • Trianchoratus kearni
        • Trianchoratus inequalis
        • Trianchoratus cleithrium
        • Trianchoratus longianchoratus
        • Trianchoratus parvulus
        • Trianchoratus grandis
      • Onchobdella → (9 species)
        • Onchobdella melissa
        • Onchobdella pterigyalis
        • Onchobdella bopeleti
        • Onchobdella ximenae
        • Onchobdella spirocirra
        • Onchobdella sylverai
        • Onchobdella krachii
        • Onchobdella aframae
        • Onchobdella voltensis
      • Ancistrohaptor → (3 species)
        • Ancistrohaptor falcunculum
        • Ancistrohaptor falciferum
        • Ancistrohaptor falcatum
      • Calpidothecium → (2 species)
        • Calpidothecium crescentis
        • Calpidothecium serrasalmus
      • Volsellituba → (3 species)
        • Volsellituba nabla
        • Volsellituba orchidea
        • Volsellituba elephantina
      • Clavunculus → (2 species)
        • Clavunculus bifurcatus
        • Clavunculus bursatus
      • Thylacicleidus → (3 species)
        • Thylacicleidus latus
        • Thylacicleidus serendipitus
        • Thylacicleidus brunensis
      • Diplectanotrema → (2 species)
        • Diplectanotrema priacanthi
        • Diplectanotrema balistes
      • Diaphorocleidus → (11 species)
        • Diaphorocleidus petrosusi
        • Diaphorocleidus orthodusus
        • Diaphorocleidus affinis
        • Diaphorocleidus microstomus
        • Diaphorocleidus gnathoides
        • Diaphorocleidus kabatai
        • Diaphorocleidus jaymedeloyolai
        • Diaphorocleidus altamirensis
        • Diaphorocleidus sclerocolpus
        • Diaphorocleidus armillatus
        • Diaphorocleidus machacae
      • Philocorydoras → (3 species)
        • Philocorydoras margolisi
        • Philocorydoras corydori
        • Philocorydoras longus
      • Salsuginus → (12 species)
        • Salsuginus hetercliti
        • Salsuginus angularis
        • Salsuginus thalkeni
        • Salsuginus seculus
        • Salsuginus umbraensis
        • Salsuginus spirae
        • Salsuginus heterocliti
        • Salsuginus neotropicalis
        • Salsuginus bermudae
        • Salsuginus yutanensis
        • Salsuginus bahamianus
        • Salsuginus fundulus
      • Tetrancistrum → (22 species)
        • Pseudohaliotrematoides recurvatus
        • Pseudohaliotrematoides falcatus
        • Pseudohaliotrematoides lutjanusi
        • Pseudohaliotrematoides zancli
        • Pseudohaliotrematoides bengalensis
        • Pseudohaliotrematoides rohdei
        • Tetrancistrum strophosolenus
        • Tetrancistrum longispicularis
        • Tetrancistrum longicirrus
        • Tetrancistrum nasonis
        • Tetrancistrum yamagutii
        • Tetrancistrum lebedevi
        • Tetrancistrum fusiforme
        • Tetrancistrum polymorphum
        • Tetrancistrum oraminii
        • Tetrancistrum nebulosi
        • Tetrancistrum suezicum
        • Tetrancistrum kala
        • Tetrancistrum labyrinthus
        • Tetrancistrum lutiani
        • Tetrancistrum makau
        • Tetrancistrum indicum
      • Neodiplectanotrema → (3 species)
        • Neodiplectanotrema priacanthi
        • Neodiplectanotrema chaetodoni
        • Neodiplectanotrema helicoleni
      • Anacanthoroides → (2 species)
        • Anacanthoroides sanctifrancisci
        • Anacanthoroides mizellei
      • Pithanothecium → (2 species)
        • Pithanothecium amazonense
        • Pithanothecium piranhus
      • Mastacembelocleidus → (2 species)
        • Mastacembelocleidus bam
        • Mastacembelocleidus heteranchorus
      • Notothecium → (8 species)
        • Notothecium phyleticum
        • Notothecium mizellei
        • Notothecium deleastum
        • Notothecium deleastoideum
        • Notothecium reduvium
        • Notothecium circellum
        • Notothecium modestum
        • Notothecium cyphophallum
      • Aristocleidus → (4 species)
        • Aristocleidus hastatus
        • Aristocleidus lacantuni
        • Aristocleidus lamothei
        • Aristocleidus mexicanus
      • Parahemirhamphiculus → (3 species)
        • Parahemirhamphiculus pinguis
        • Parahemirhamphiculus longilamellatus
        • Parahemirhamphiculus brevilamellatus
      • Leptocleidus megalonchus
      • Amphocleithrum paraguayense
      • Archidiplectanum archidiplectanum
      • Linguadactyloides brinkmanni
      • Syncleithrium fusiforme
      • Trinidactylus cichlasomatis
      • Guavinella tropica
      • Micronocotyle bicoccae
      • Odothecium raphidiophallum
      • Pseudotetrancistrum skrjabini
      • Tucunarella cichlae
      • Glandulocephalus bruuni
      • Mexicotrema bychowskyi
      • Protorhinoxenus prochilodi
      • Hareocephalus thaisae
      • Heterotesia voltae
      • Sclerocleidoides etropli
      • Susanlimae ianwhittingtoni
      • Sundatrema langkawiense
      • Placodiscus acanthopagri
      • Microncocotyle bicoccae
      • Rhinoxenoides horacioschneideri
      • Duplaccessorius andinus
      • Pterocleidus acer
      • Inserotrema puyei
      • Diversohamulus tricuspidatus
      • Apedunculata discoidea
      • Paraneohaliotrema microspathodoni
      • Pseudodiplectanotrema paratrachichthi
      • Protancyrocephaloides liopsettae
      • Anchoradiscus triangularis
      • Pseudamphibdella paralichthydis
      • Xenoligophoroides cobitis
      • Palombritema heteroancistrium
      • Notothecioides llewellyni
      • Anchoradiscoides serpentinus
    • Fridericianellidae → (4 species)
      • Calceostomella → (2 species)
        • Calceostomella inermis
        • Calceostomella herzbergii
      • Neofridericianella ritai
      • Fridericianella ovicola
    • Diplectanidae → (372 species)
      • Diplectanum → (45 species)
        • Diplectanum banyulense
        • Diplectanum stetoxus
        • Diplectanum oliveri
        • Diplectanum opercularei
        • Diplectanum monticelli
        • Diplectanum dollfusi
        • Diplectanum gymnopeus
        • Diplectanum banyulensis
        • Diplectanum parvum
        • Diplectanum glandulosum
        • Diplectanum uitoe
        • Diplectanum bilobatus
        • Diplectanum bocqueti
        • Diplectanum collinsi
        • Diplectanum trichocarpoides
        • Diplectanum labourgi
        • Diplectanum nanus
        • Diplectanum tripathii
        • Diplectanum hilum
        • Diplectanum decorus
        • Diplectanum copiosum
        • Diplectanum robustitubum
        • Diplectanum chabaudi
        • Diplectanum jamestownense
        • Diplectanum piscinarius
        • Diplectanum umbrinum
        • Diplectanum maa
        • Diplectanum psammopercis
        • Diplectanum minutum
        • Diplectanum penangi
        • Diplectanum aequans
        • Diplectanum veropolynemi
        • Diplectanum flagritubus
        • Diplectanum belengeri
        • Diplectanum pescadae
        • Diplectanum femineum
        • Diplectanum squamatum
        • Diplectanum amplidiscatum
        • Diplectanum simile
        • Diplectanum lutiani
        • Diplectanum sciaenae
        • Diplectanum minousi
        • Diplectanum aculeatum
        • Diplectanum americanum
        • Diplectanum guptai
      • Murraytrema → (4 species)
        • Murraytrema bychowskyi
        • Murraytrema pricei
        • Murraytrema johniui
        • Murraytrema robustum
      • Aetheolabes → (2 species)
        • Aetheolabes goeldiensis
        • Aetheolabes goelidiensis
      • Protolamellodiscus → (4 species)
        • Protolamellodiscus raibauti
        • Protolamellodiscus serranelli
        • Protolamellodiscus convolutus
        • Protolamellodiscus senilobatus
      • Teraplectanum → (3 species)
        • Teraplectanum undulicirrosum
        • Teraplectanum crassitubus
        • Teraplectanum angustitubus
      • Oliveriplectanum → (3 species)
        • Oliveriplectanum priacanthi
        • Oliveriplectanum opakapaka
        • Oliveriplectanum curvivagina
      • Rhamnocercus → (5 species)
        • Rhamnocercus rhamnocercus
        • Rhamnocercus bairdiella
        • Rhamnocercus margaritae
        • Rhamnocercus stelliferi
        • Rhamnocercus oliveri
      • Acleotrema → (12 species)
        • Acleotrema flabelliforme
        • Acleotrema nenuoides
        • Acleotrema yamagutii
        • Acleotrema spiculare
        • Acleotrema serrulopenis
        • Acleotrema nenue
        • Acleotrema oliveri
        • Acleotrema girellae
        • Acleotrema tamatavense
        • Acleotrema parastromatei
        • Acleotrema lamothei
        • Acleotrema diplobulbus
      • Neodiplectanum → (4 species)
        • Neodiplectanum magnodiscatum
        • Neodiplectanum wenningeri
        • Neodiplectanum mexicanum
        • Neodiplectanum gatunense
      • Latericaecum → (2 species)
        • Latericaecum cazauxi
        • Latericaecum pearsoni
      • Lobotrema → (17 species)
        • Lobotrema sciaenae
        • Lobotrema spari
        • Lobotrema argyrosomi
        • Lobotrema caballeroi
        • Lobotrema ardens
        • Lobotrema madrasi
        • Lobotrema kumari
        • Lobotrema youngi
        • Pseudomurraytrema paradoxum
        • Pseudomurraytrema nigricans
        • Pseudomurraytrema moxostomi
        • Pseudomurraytrema coosense
        • Pseudomurraytrema rogersi
        • Pseudomurraytrema milleri
        • Pseudomurraytrema fluviatilis
        • Pseudomurraytrema alabarrum
        • Pseudomurraytrema copulatum
      • Pseudorhabdosynochus → (102 species)
        • Pseudorhabdosynochus contubernalis
        • Pseudorhabdosynochus cyathus
        • Pseudorhabdosynochus chinensis
        • Pseudorhabdosynochus beverleyburtonae
        • Pseudorhabdosynochus buitoe
        • Pseudorhabdosynochus fulgidus
        • Pseudorhabdosynochus vascellum
        • Pseudorhabdosynochus dammami
        • Pseudorhabdosynochus dolicocolpos
        • Pseudorhabdosynochus minutus
        • Pseudorhabdosynochus marcellus
        • Pseudorhabdosynochus tabogaensis
        • Pseudorhabdosynochus calathus
        • Pseudorhabdosynochus argus
        • Pseudorhabdosynochus epinepheli
        • Pseudorhabdosynochus shenzhenensis
        • Pseudorhabdosynochus williamsi
        • Pseudorhabdosynochus summanoides
        • Pseudorhabdosynochus manipulus
        • Pseudorhabdosynochus hirundineus
        • Pseudorhabdosynochus maaensis
        • Pseudorhabdosynochus yucatanensis
        • Pseudorhabdosynochus vietnamensis
        • Pseudorhabdosynochus bouaini
        • Pseudorhabdosynochus latesis
        • Pseudorhabdosynochus monosquamodiscusi
        • Pseudorhabdosynochus mizellei
        • Pseudorhabdosynochus euitoe
        • Pseudorhabdosynochus sulamericanus
        • Pseudorhabdosynochus serrani
        • Pseudorhabdosynochus yangjiangensis
        • Pseudorhabdosynochus bocquetae
        • Pseudorhabdosynochus meganmarieae
        • Pseudorhabdosynochus hyphessometochus
        • Pseudorhabdosynochus stigmosus
        • Pseudorhabdosynochus inversus
        • Pseudorhabdosynochus chauveti
        • Pseudorhabdosynochus auitoe
        • Pseudorhabdosynochus caledonicus
        • Pseudorhabdosynochus amplidiscatus
        • Pseudorhabdosynochus grouperi
        • Pseudorhabdosynochus duitoe
        • Pseudorhabdosynochus cupatus
        • Pseudorhabdosynochus nhatrangensis
        • Pseudorhabdosynochus sosia
        • Pseudorhabdosynochus pai
        • Pseudorhabdosynochus manifestus
        • Pseudorhabdosynochus bunkleywilliamsae
        • Pseudorhabdosynochus riouxi
        • Pseudorhabdosynochus cuitoe
        • Pseudorhabdosynochus viscosus
        • Pseudorhabdosynochus justinei
        • Pseudorhabdosynochus querni
        • Pseudorhabdosynochus seabassi
        • Pseudorhabdosynochus tumeovagina
        • Pseudorhabdosynochus shengzhenensis
        • Pseudorhabdosynochus cyanopodus
        • Pseudorhabdosynochus podocyanus
        • Pseudorhabdosynochus youngi
        • Pseudorhabdosynochus guerreroensis
        • Pseudorhabdosynochus hargisi
        • Pseudorhabdosynochus exoticus
        • Pseudorhabdosynochus woodi
        • Pseudorhabdosynochus maternus
        • Pseudorhabdosynochus oliveri
        • Pseudorhabdosynochus melanesiensis
        • Pseudorhabdosynochus sinediscus
        • Pseudorhabdosynochus regius
        • Pseudorhabdosynochus fuitoe
        • Pseudorhabdosynochus venus
        • Pseudorhabdosynochus summanae
        • Pseudorhabdosynochus hayet
        • Pseudorhabdosynochus mycteropercae
        • Pseudorhabdosynochus huitoe
        • Pseudorhabdosynochus capurroi
        • Pseudorhabdosynochus kritskyi
        • Pseudorhabdosynochus dionysos
        • Pseudorhabdosynochus justinella
        • Pseudorhabdosynochus americanus
        • Pseudorhabdosynochus magnisquamodiscum
        • Pseudorhabdosynochus urceolus
        • Pseudorhabdosynochus variabilis
        • Pseudorhabdosynochus spirani
        • Pseudorhabdosynochus caballeroi
        • Pseudorhabdosynochus malabaricus
        • Pseudorhabdosynochus lantauensis
        • Pseudorhabdosynochus uitoe
        • Pseudorhabdosynochus anulus
        • Pseudorhabdosynochus vagampullum
        • Pseudorhabdosynochus jeanloui
        • Pseudorhabdosynochus satyui
        • Pseudorhabdosynochus morrhua
        • Pseudorhabdosynochus mcmichaeli
        • Pseudorhabdosynochus crassus
        • Pseudorhabdosynochus guitoe
        • Pseudorhabdosynochus bacchus
        • Pseudorhabdosynochus firmicoleatus
        • Pseudorhabdosynochus enitsuji
        • Pseudorhabdosynochus exoticoides
        • Pseudorhabdosynochus quadratus
        • Pseudorhabdosynochus coioidesis
        • Pseudorhabdosynochus monaensis
      • Lamellodiscus → (66 species)
        • Lamellodiscus toguebayei
        • Lamellodiscus coronatus
        • Lamellodiscus fraternus
        • Lamellodiscus bermudensis
        • Lamellodiscus erythrini
        • Lamellodiscus indicus
        • Lamellodiscus japonicus
        • Lamellodiscus caballeroi
        • Lamellodiscus donatellae
        • Lamellodiscus impervius
        • Lamellodiscus knoepffleri
        • Lamellodiscus corallinus
        • Lamellodiscus major
        • Lamellodiscus pagrosomi
        • Lamellodiscus confusus
        • Lamellodiscus drummondi
        • Lamellodiscus epsilon
        • Lamellodiscus ignoratus
        • Lamellodiscus virgula
        • Lamellodiscus falcus
        • Lamellodiscus bidens
        • Lamellodiscus butcheri
        • Lamellodiscus typicus
        • Lamellodiscus obeliae
        • Lamellodiscus furcosus
        • Lamellodiscus occiduus
        • Lamellodiscus mirandus
        • Lamellodiscus furcillatus
        • Lamellodiscus gracilis
        • Lamellodiscus vesperus
        • Lamellodiscus theroni
        • Lamellodiscus elegans
        • Lamellodiscus hilii
        • Lamellodiscus euzeti
        • Lamellodiscus tubulicornis
        • Lamellodiscus vaginalis
        • Lamellodiscus verberis
        • Lamellodiscus parisi
        • Lamellodiscus kechemizae
        • Lamellodiscus parvicornis
        • Lamellodiscus ergensi
        • Lamellodiscus cirrusspiralis
        • Lamellodiscus sarculus
        • Lamellodiscus magnicornis
        • Lamellodiscus mormyri
        • Lamellodiscus sigilatus
        • Lamellodiscus sanfilippoi
        • Lamellodiscus takitai
        • Lamellodiscus triacies
        • Lamellodiscus spari
        • Lamellodiscus crampus
        • Lamellodiscus neifari
        • Lamellodiscus abbreviatus
        • Lamellodiscus diplodi nomen nudum
        • Lamellodiscus baeri
        • Lamellodiscus squamosus
        • Lamellodiscus dentexi
        • Lamellodiscus rastellus
        • Lamellodiscus niedashui
        • Lamellodiscus flagellatus
        • Lamellodiscus tomentosus
        • Lamellodiscus vicinus
        • Lamellodiscus kechemirae
        • Lamellodiscus knoeffleri
        • Lamellodiscus echeneis
        • Lamellodiscus acanthopagri
      • Pseudodiplectanum → (8 species)
        • Pseudodiplectanum syrticum
        • Pseudodiplectanum cynoglossum
        • Pseudodiplectanum caballeroi
        • Pseudodiplectanum kearnei
        • Pseudodiplectanum kearni
        • Pseudodiplectanum bychowskii
        • Pseudodiplectanum lucknowense
        • Pseudodiplectanum gibsoni
      • Murraytrematoides → (4 species)
        • Murraytrematoides bychowskii
        • Murraytrematoides kuhliae
        • Murraytrematoides lateolabracis
        • Murraytrematoides ditrematis
      • Monoplectanum → (3 species)
        • Monoplectanum australis
        • Monoplectanum youngi
        • Monoplectanum australe
      • Anonchohaptor → (3 species)
        • Anonchohaptor anomalum
        • Anonchohaptor muelleri
        • Anonchohaptor olsoni
      • Echinoplectanum → (8 species)
        • Echinoplectanum pudicum
        • Echinoplectanum leopardi
        • Echinoplectanum chauvetorum
        • Echinoplectanum echinophallus
        • Echinoplectanum plectropomi
        • Echinoplectanum rarum
        • Echinoplectanum laeve
        • Echinoplectanum paevis
      • Calydiscoides → (16 species)
        • Calydiscoides nemipteris
        • Calydiscoides scolopsis
        • Calydiscoides rohdei
        • Calydiscoides australis
        • Calydiscoides duplicostatus
        • Calydiscoides difficilis
        • Calydiscoides monogrammae
        • Calydiscoides euzeti
        • Calydiscoides indianus
        • Calydiscoides kemamanensis
        • Calydiscoides conus
        • Calydiscoides terpsichore
        • Calydiscoides gussevi
        • Calydiscoides scolopsidis
        • Calydiscoides cymbidioides
        • Calydiscoides limae
      • Laticola → (5 species)
        • Laticola lingaoensis
        • Laticola latesi
        • Laticola dae
        • Laticola cyanus
        • Laticola paralatesi
      • Acanthocercodes → (4 species)
        • Acanthocercodes megacirrus
        • Acanthocercodes polynemus
        • Acanthocercodes bullardi
        • Acanthocercodes spinosus
      • Darwinoplectanum → (3 species)
        • Darwinoplectanum amphiatlanticum
        • Darwinoplectanum figueiredoi
        • Darwinoplectanum pilittae
      • Sinodiplectanotrema → (2 species)
        • Sinodiplectanotrema argyromus
        • Sinodiplectanotrema malayanum
      • Telegamatrix → (4 species)
        • Telegamatrix ramalingami
        • Telegamatrix pellona
        • Telegamatrix grandis
        • Telegamatrix elegans
      • Diplectanocotyla → (4 species)
        • Diplectanocotyla gracilis
        • Diplectanocotyla megalopis
        • Diplectanocotyla parva
        • Diplectanocotyla langkawiensis
      • Rhamnocercoides → (3 species)
        • Rhamnocercoides menticirrhi
        • Rhamnocercoides stichospinus
        • Rhamnocercoides dominguesi
      • Icelanonchohaptor → (3 species)
        • Icelanonchohaptor microcotyle
        • Icelanonchohaptor fyviei
        • Icelanonchohaptor icelanonchohaptor
      • Anoplectanum → (2 species)
        • Anoplectanum haptorodynatum
        • Anoplectanum microsoma
      • Lepidotrema → (9 species)
        • Lepidotrema bidyana
        • Lepidotrema kuwaitensis
        • Lepidotrema fuliginosum
        • Lepidotrema angustum
        • Lepidotrema tenue
        • Lepidotrema simplex
        • Lepidotrema therapon
        • Lepidotrema longipenis
        • Lepidotrema kuwaitense
      • Pseudolamellodiscus → (5 species)
        • Pseudolamellodiscus jelloi
        • Pseudolamellodiscus nossibei
        • Pseudolamellodiscus polynemus
        • Pseudolamellodiscus forsterii
        • Pseudolamellodiscus sphyraenae
      • Rhabdosynochus → (10 species)
        • Rhabdosynochus hargisi
        • Rhabdosynochus guanduensis
        • Rhabdosynochus hudsoni
        • Rhabdosynochus rhabdosynochus
        • Rhabdosynochus nigrescensi
        • Rhabdosynochus siliquaus
        • Rhabdosynochus chezi
        • Rhabdosynochus lituparvus
        • Rhabdosynochus volucris
        • Rhabdosynochus alterinstitus
      • Paradiplectanum → (2 species)
        • Paradiplectanum sillagonum
        • Paradiplectanum blairense
      • Spinomatrix penteormos
      • Furnestinia echeneis
      • Octouncuhaptor eugerrei
      • Psedorhabdosynochus jeanloui
      • Nasobranchitrema pacificum
    • Calceostomatidae → (9 species)
      • Calceostoma → (5 species)
        • Calceostoma calceostoma
        • Calceostoma paronai
        • Calceostoma glandulosum
        • Calceostoma durdanae
        • Calceostoma herculanea
      • Dicrumenia bychowskyi
      • Bychowskya drepanae
      • Ktariella polyorchis
      • Paracalceostoma calceostomoides
    • Tetraonchoididae → (9 species)
      • Neopavlovskioides → (3 species)
        • Neopavlovskioides georgianus
        • Neopavlovskioides dissostichi
        • Neopavlovskioides gusevi
      • Tetraonchoides → (3 species)
        • Tetraonchoides paradoxus
        • Tetraonchoides trachinocephali
        • Tetraonchoides japonicus
      • Allotetraonchoides rhigophilae
      • Paratetraonchoides inermis
      • Heteropavlovskioides synodontis
    • Sundanonchidae → (5 species)
      • Sundanonchus foliaceus
      • Sundanonchus micropeltis
      • Sundanonchus behuri
      • Sundanonchus tomanorum
      • Sundanonchus triradicatus
    • Amphibdellatidae → (13 species)
      • Amphibdelloides → (8 species)
        • Amphibdelloides cameroni
        • Amphibdelloides kechemirae
        • Amphibdelloides vallei
        • Amphibdelloides benhassinae
        • Amphibdelloides maccallumi
        • Amphibdelloides longilamellatus
        • Amphibdelloides pentadactylus
        • Amphibdelloides narcine
      • Amphibdella → (5 species)
        • Amphibdella torpedinis
        • Amphibdella narcine
        • Amphibdella paronaperugiae
        • Amphibdella cuticulovagina
        • Amphibdella flavolineata
    • Pseudodactylogyridae → (14 species)
      • Pseudodactylogyrus → (9 species)
        • Pseudodactylogyrus mundayi
        • Pseudodactylogyrus bialatus
        • Pseudodactylogyrus haze
        • Pseudodactylogyrus anguillae
        • Pseudodactylogyrus gusevi
        • Pseudodactylogyrus rohdei
        • Pseudodactylogyrus microrchis
        • Pseudodactylogyrus kamegaii
        • Pseudodactylogyrus bini
      • Pseudodiclidophora → (2 species)
        • Peudodiclidophora decapteri
        • Pseudodiclidophora decapteri
      • Pseudodactylogyroides → (3 species)
        • Pseudodactylogyroides butisensis
        • Pseudodactylogyroides apogonis
        • Pseudodactylogyroides marmoratae
    • Neocalceostomatidae → (4 species)
      • Neocalceostoma → (3 species)
        • Neocalceostoma microforme
        • Neocalceostoma elongatum
        • Neocalceostoma srivastavai
      • Thysanotohaptor rex
    • Ancylodiscoididae → (440 species)
      • Thaparocleidus → (129 species)
        • Wallagotrema orientalis
        • Neomurraytrema shuklai
        • Thaparocleidus devaraji
        • Thaparocleidus bahari
        • Thaparocleidus siluri
        • Thaparocleidus yogendraii
        • Thaparocleidus teugelsi
        • Thaparocleidus rarissimus
        • Thaparocleidus phuongi
        • Thaparocleidus brevicochleus
        • Thaparocleidus longitubus
        • Thaparocleidus summagracilis
        • Thaparocleidus asoti
        • Thaparocleidus convolvulus
        • Thaparocleidus postorchidis
        • Thaparocleidus seenghali
        • Thaparocleidus culter
        • Thaparocleidus caecus
        • Thaparocleidus malabaricus
        • Thaparocleidus levangi
        • Thaparocleidus wulingensis
        • Thaparocleidus chandpuri
        • Thaparocleidus leiocassis
        • Thaparocleidus valga
        • Thaparocleidus forficula
        • Thaparocleidus ocrea
        • Thaparocleidus mediacanthus
        • Thaparocleidus moriformis
        • Thaparocleidus portentosus
        • Thaparocleidus varicus
        • Thaparocleidus campylopterocirrus
        • Thaparocleidus lebrunae
        • Thaparocleidus mutabilis
        • Thaparocleidus virgula
        • Thaparocleidus parvulus
        • Thaparocleidus hamatovagina
        • Thaparocleidus komarudini
        • Thaparocleidus aori
        • Thaparocleidus vaginalis
        • Thaparocleidus pangasi
        • Thaparocleidus multispiralis
        • Thaparocleidus magnus
        • Thaparocleidus laisensis
        • Thaparocleidus disparidentata
        • Thaparocleidus jaini
        • Thaparocleidus slembroucki
        • Thaparocleidus infundibulovagina
        • Thaparocleidus disjunctus
        • Thaparocleidus caestus
        • Thaparocleidus macracanthus
        • Thaparocleidus lingmoeni
        • Thaparocleidus tengra
        • Thaparocleidus bocourti
        • Thaparocleidus tasekberai
        • Thaparocleidus gangus
        • Thaparocleidus culteroides
        • Thaparocleidus sharmae
        • Thaparocleidus curvilamellis
        • Thaparocleidus sinespinae
        • Thaparocleidus siamensis
        • Thaparocleidus vachius
        • Thaparocleidus turbinatio
        • Thaparocleidus vistulensis
        • Thaparocleidus pouyaudi
        • Thaparocleidus pusillus
        • Thaparocleidus clavicula
        • Thaparocleidus tacitus
        • Thaparocleidus persculpus
        • Thaparocleidus dissimilis
        • Thaparocleidus infundibulus
        • Thaparocleidus omegavagina
        • Thaparocleidus alatus
        • Thaparocleidus lucknowensis
        • Thaparocleidus soldatovi
        • Thaparocleidus euzeti
        • Thaparocleidus gustianoi
        • Thaparocleidus sudhakari
        • Thaparocleidus combesi
        • Thaparocleidus obscura
        • Thaparocleidus octotylus
        • Thaparocleidus magnicirrus
        • Thaparocleidus armillatus
        • Thaparocleidus macrocleithrius
        • Thaparocleidus longiphallus
        • Thaparocleidus ritius
        • Thaparocleidus parasoti
        • Thaparocleidus wallagonius
        • Thaparocleidus cochleavagina
        • Thaparocleidus markevitschi
        • Thaparocleidus susanae
        • Thaparocleidus platamauxili
        • Thaparocleidus mahakamensis
        • Thaparocleidus microhaptorus
        • Thaparocleidus vachi
        • Thaparocleidus mehurus
        • Thaparocleidus indicus
        • Thaparocleidus mystusi
        • Thaparocleidus crassipenis
        • Thaparocleidus sabanensis
        • Thaparocleidus humerus
        • Thaparocleidus sadilii
        • Thaparocleidus rukyanii
        • Thaparocleidus vietnamesnis
        • Thaparocleidus choanovagina
        • Thaparocleidus durandi
        • Thaparocleidus legendrei
        • Thaparocleidus sudartoi
        • Thaparocleidus citreum
        • Thaparocleidus singularis
        • Thaparocleidus sigmoidovagina
        • Thaparocleidus megacephala
        • Thaparocleidus serpens
        • Thaparocleidus megagripus
        • Thaparocleidus furcus
        • Thaparocleidus ocreatus
        • Thaparocleidus botulovagina
        • Thaparocleidus gomtius
        • Thaparocleidus kapuasensis
        • Thaparocleidus kritskyi
        • Thaparocleidus redebensis
        • Thaparocleidus tasekensis
        • Thaparocleidus notopterus
        • Thaparocleidus calyciflorus
        • Thaparocleidus avicularia
        • Thaparocleidus dorsocirrus
        • Thaparocleidus cornucirrus
        • Thaparocleidus kao
        • Thaparocleidus meticulosa
        • Thaparocleidus siloniansis
      • Chauhanellus → (30 species)
        • Chauhanellus tuberhamatus
        • Chauhanellus neotropicalis
        • Chauhanellus susamlimae
        • Chauhanellus boegeri
        • Chauhanellus intermedius
        • Chauhanellus youngi
        • Chauhanellus nengi
        • Chauhanellus alatus
        • Chauhanellus seenghali
        • Chauhanellus oculatus
        • Chauhanellus pulutanus
        • Chauhanellus flexiosus
        • Chauhanellus poculus
        • Chauhanellus trifidus
        • Chauhanellus chauhani
        • Chauhanellus auriculatum
        • Chauhanellus nagibinae
        • Chauhanellus malayanus
        • Chauhanellus duriensis
        • Chauhanellus australis
        • Chauhanellus aspinosus
        • Chauhanellus forcipis
        • Chauhanellus pedunculatus
        • Chauhanellus digitalis
        • Chauhanellus hamatopeduncularoideus
        • Chauhanellus indicus
        • Chauhanellus velum
        • Chauhanellus osteogeneiosi
        • Chauhanellus caelatus
        • Chauhanellus hypenocleithrum
      • Protoancylodiscoides → (9 species)
        • Protoancylodiscoides valentini
        • Protoancylodiscoides malapteruri
        • Protoancylodiscoides sanagaensis
        • Protoancylodiscoides auratus
        • Protoancylodiscoides mansourensis
        • Protoancylodiscoides combesi
        • Protoancylodiscoides spirovagina
        • Protoancylodiscoides chrysichthes
        • Protoancylodiscoides katii
      • Schilbetrema → (15 species)
        • Schilbetrema biclavula
        • Schilbetrema quadricornis
        • Schilbetrema dissimile
        • Schilbetrema undinula
        • Schilbetrema tricera
        • Schilbetrema spirocirra
        • Schilbetrema bicornis
        • Schilbetrema aegypticum
        • Schilbetrema schilbae
        • Schilbetrema vacillans
        • Schilbetrema calamocleithrum
        • Schilbetrema hexacornis
        • Schilbetrema torula
        • Schilbetrema eutropii
        • Schilbetrema acornis
      • Notopterodiscoides → (3 species)
        • Notopterodiscoides belidus
        • Notopterodiscoides ornatohamus
        • Notopterodiscoides notopterus
      • Hamatopeduncularia → (35 species)
        • Hamatopeduncularia theraponi
        • Hamatopeduncularia thalassini
        • Hamatopeduncularia elegans
        • Hamatopeduncularia arabica
        • Hamatopeduncularia bagre
        • Hamatopeduncularia heraldii
        • Hamatopeduncularia madhaviae
        • Hamatopeduncularia major
        • Hamatopeduncularia elongatum
        • Hamatopeduncularia bifida
        • Hamatopeduncularia papernai
        • Hamatopeduncularia cangatae
        • Hamatopeduncularia lucknowensis
        • Hamatopeduncularia sohani
        • Hamatopeduncularia manjungi
        • Hamatopeduncularia pulchra
        • Hamatopeduncularia longicopulatrix
        • Hamatopeduncularia elongata
        • Hamatopeduncularia spiralis
        • Hamatopeduncularia malaccensis
        • Hamatopeduncularia isosimplex
        • Hamatopeduncularia arii
        • Hamatopeduncularia eilatica
        • Hamatopeduncularia brisbanensis
        • Hamatopeduncularia nagibinae
        • Hamatopeduncularia simplex
        • Hamatopeduncularia indica
        • Hamatopeduncularia kritskyi
        • Hamatopeduncularia wallagonius
        • Hamatopeduncularia yogendrai
        • Hamatopeduncularia sauridi
        • Hamatopeduncularia venosus
        • Hamatopeduncularia malayana
        • Hamatopeduncularia pearsoni
        • Hamatopeduncularia nanaoensis
      • Aphanoblastella → (7 species)
        • Aphanoblastella chagresii
        • Aphanoblastella magna
        • Aphanoblastella aurorae
        • Aphanoblastella juizforensis
        • Aphanoblastella robusta
        • Aphanoblastella travassosi
        • Aphanoblastella mastigatus
      • Cosmetocleithrum → (14 species)
        • Cosmetocleithrum phryctophallus
        • Cosmetocleithrum gussevi
        • Cosmetocleithrum bifurcum
        • Cosmetocleithrum sobrinus
        • Cosmetocleithrum laciniatum
        • Cosmetocleithrum bulbocirrus
        • Cosmetocleithrum parvum
        • Cosmetocleithrum rarum
        • Cosmetocleithrum leandroi
        • Cosmetocleithrum akuanduba
        • Cosmetocleithrum striatuli
        • Cosmetocleithrum confusum
        • Cosmetocleithrum longivaginatum
        • Cosmetocleithrum tortum
      • Synodontella → (7 species)
        • Synodontella apertipenis
        • Synodontella zambezensis
        • Synodontella synodontii
        • Synodontella davidi
        • Synodontella arcopenis
        • Synodontella sanagaensis
        • Synodontella melanoptera
      • Bifurcohaptor → (15 species)
        • Bifurcohaptor gorkhnathai
        • Bifurcohaptor chauhani
        • Bifurcohaptor tripathii
        • Bifurcohaptor sohani
        • Bifurcohaptor kulkarnii
        • Bifurcohaptor muelleri
        • Bifurcohaptor indicus
        • Bifurcohaptor vishwanathai
        • Bifurcohaptor hemlatae
        • Bifurcohaptor lucknowensis
        • Bifurcohaptor lanki
        • Bifurcohaptor baungi
        • Bifurcohaptor ramalingami
        • Bifurcohaptor son
        • Bifurcohaptor giganticus
      • Pseudancylodiscoides → (10 species)
        • Pseudancylodiscoides lagenarius
        • Pseudancylodiscoides strelkowi
        • Pseudancylodiscoides curvitubus
        • Pseudancylodiscoides panduriformis
        • Pseudancylodiscoides medianalis
        • Pseudancylodiscoides gigi
        • Pseudancylodiscoides asciicirrus
        • Pseudancylodiscoides leiocassi
        • Pseudancylodiscoides hemibagri
        • Pseudancylodiscoides rimskykorsakowi
      • Bagrobdella → (4 species)
        • Bagrobdella auchenoglanii
        • Bagrobdella parauchenoglanii
        • Bagrobdella anthopenis
        • Bagrobdella fraudulenta
      • Cleidodiscus → (15 species)
        • Cleidodiscus allisoni
        • Cleidodiscus microcirrus
        • Cleidodiscus diversus
        • Cleidodiscus globus
        • Cleidodiscus nematocirrus
        • Cleidodiscus venardi
        • Cleidodiscus robustus
        • Cleidodiscus ektyphus
        • Cleidodiscus similis
        • Cleidodiscus pricei
        • Cleidodiscus incisor
        • Cleidodiscus halti
        • Cleidodiscus rarus
        • Cleidodiscus bedardi
        • Cleidodiscus vancleavei
      • Pavanelliella → (5 species)
        • Pavanelliella scaphiocotylus
        • Pavanelliella laertei
        • Pavanelliella pavanellii
        • Pavanelliella takemotoi
        • Pavanelliella jarii
      • Trinigyrus → (5 species)
        • Trinigyrus hypostomatis
        • Trinigyrus mourei
        • Trinigyrus tentaculoides
        • Trinigyrus peregrinus
        • Trinigyrus acuminatus
      • Cornudiscoides → (25 species)
        • Cornudiscoides geminus
        • Cornudiscoides tukarami
        • Cornudiscoides megalorchis
        • Cornudiscoides jaini
        • Cornudiscoides gussevi
        • Cornudiscoides selangoricus
        • Cornudiscoides raipurensis
        • Cornudiscoides malayensis
        • Cornudiscoides sclerovaginalis
        • Cornudiscoides mystusi
        • Cornudiscoides longicirrus
        • Cornudiscoides anchoratus
        • Cornudiscoides bleekerai
        • Cornudiscoides sundanensis
        • Cornudiscoides proximus
        • Cornudiscoides susanae
        • Cornudiscoides facicirrus
        • Cornudiscoides susani
        • Cornudiscoides vittati
        • Cornudiscoides heterotylus
        • Cornudiscoides bagri
        • Cornudiscoides agarwali
        • Cornudiscoides microtylus
        • Cornudiscoides kulkarnii
        • Cornudiscoides aori
      • Ancylodiscoides → (2 species)
        • Ancylodiscoides micracanthus
        • Ancylodiscoides parasiluri
      • Quadriacanthus → (40 species)
        • Anacornuatus indus
        • Anacornuatus postbifidus
        • Quadriacanthus eboreus
        • Quadriacanthus triunguisi
        • Quadriacanthus ndoubai
        • Quadriacanthus longifilisi
        • Quadriacanthus levequei
        • Quadriacanthus nyongensis
        • Quadriacanthus clariadis
        • Quadriacanthus thysi
        • Quadriacanthus gourenei
        • Quadriacanthus dageti
        • Quadriacanthus gyrocirrus
        • Quadriacanthus numidus
        • Quadriacanthus agnebiensis
        • Quadriacanthus euzeti
        • Quadriacanthus macruncus
        • Quadriacanthus anaspidoglanii
        • Quadriacanthus ossaensis
        • Quadriacanthus submarginati
        • Quadriacanthus simplex
        • Quadriacanthus pravus
        • Quadriacanthus tilapiae
        • Quadriacanthus macrocirrus
        • Quadriacanthus allobychowskiella
        • Quadriacanthus kearni
        • Quadriacanthus aegypticus
        • Quadriacanthus ivoiriensis
        • Quadriacanthus fornicatus
        • Quadriacanthus zuheiri
        • Quadriacanthus kobiensis
        • Quadriacanthus papernai
        • Quadriacanthus meridionalis
        • Quadriacanthus teugelsi
        • Quadriacanthus mandibulatus
        • Quadriacanthus bagrae
        • Quadriacanthus ashuri
        • Quadriacanthus ayameensis
        • Quadriacanthus tricorniculai
        • Quadriacanthus voltaensis
      • Bychowskyella → (29 species)
        • Neosprostonia garuai
        • Silonditrema kanpurensis
        • Silonditrema ritai
        • Bychowskyella cauveryi
        • Bychowskyella fossilisi
        • Bychowskyella bychowskii
        • Bychowskyella gharui
        • Bychowskyella asiatica
        • Bychowskyella meridionalis
        • Bychowskyella kanpurensis
        • Bychowskyella chauhani
        • Bychowskyella gomtia
        • Bychowskyella raipurensis
        • Bychowskyella baueri
        • Bychowskyella austrofujianensis
        • Bychowskyella tchangi
        • Bychowskyella jaini
        • Bychowskyella teysmanni
        • Bychowskyella glyptothoraci
        • Bychowskyella pricei
        • Bychowskyella sisoris
        • Bychowskyella bagariusi
        • Bychowskyella indica
        • Bychowskyella gussevi
        • Bychowskyella vacha
        • Bychowskyella pseudobagri
        • Bychowskyella caballeroi
        • Bychowskyella wallagonia
        • Bychowskyella tripathii
      • Mizelleus → (9 species)
        • Mizelleus longicirrus
        • Mizelleus kherai
        • Mizelleus siamensis
        • Mizelleus wallagonius
        • Mizelleus lucknowensis
        • Mizelleus chauhani
        • Mizelleus ramalingami
        • Mizelleus hindanensis
        • Mizelleus indicus
      • Schilbetrematoides → (2 species)
        • Schilbetrematoides manizani
        • Schilbetrematoides pseudodactylogyrus
      • Unilatus → (6 species)
        • Unilatus scaphirhynchae
        • Unilatus brittani
        • Unilatus anoculus
        • Unilatus irae
        • Unilatus dissimilis
        • Unilatus unilatus
      • Chandacleidus → (3 species)
        • Chandacleidus saiensis
        • Chandacleidus recurvatus
        • Chandacleidus lucknowensis
      • Ameloblastella → (11 species)
        • Ameloblastella amazonica
        • Ameloblastella paranaensis
        • Ameloblastella unapi
        • Ameloblastella platensis
        • Ameloblastella mamaevi
        • Ameloblastella satoi
        • Ameloblastella chavarriai
        • Ameloblastella formatrium
        • Ameloblastella peruensis
        • Ameloblastella unapioides
        • Ameloblastella edentensis
      • Anchylodiscus → (5 species)
        • Anchylodiscus tandani
        • Anchylodiscus liewi
        • Anchylodiscus gadopsis
        • Anchylodiscus caballeroi
        • Anchylodiscus malayensis
      • Malayanodiscoides indicus
      • Paraquadriacanthus nasalis
      • Pangasitrema camillae
      • Philureter trigoniopsis
      • Unibarra paranoplatensis
    • Urogyrus cichlidarum
  • Gyrodactylidea → (685 species)
    • Gyrodactylidae → (619 species)
      • Gyrodactylus → (538 species)
        • Gyrodactylus mugilis
        • Gyrodactylus cameroni
        • Gyrodactylus flesi
        • Gyrodactylus matowi
        • Gyrodactylus lavareti
        • Gyrodactylus strelkovi
        • Gyrodactylus leptorhnchi
        • Gyrodactylus guatopotei
        • Gyrodactylus stankowici
        • Gyrodactylus nemacheili
        • Gyrodactylus richardsonius
        • Gyrodactylus branchialis
        • Gyrodactylus bullatarudis
        • Gyrodactylus barbatuli
        • Gyrodactylus viriosus
        • Gyrodactylus lacustris
        • Gyrodactylus nataliae
        • Gyrodactylus derjavini
        • Gyrodactylus thlapi
        • Gyrodactylus mikailovi
        • Gyrodactylus terraenovae
        • Gyrodactylus glaeseri
        • Gyrodactylus avalonia
        • Gyrodactylus mobilensis
        • Gyrodactylus costaricensis
        • Gyrodactylus rasini
        • Gyrodactylus eyipayipi
        • Gyrodactylus joi
        • Gyrodactylus proterorhini
        • Gyrodactylus teken
        • Gyrodactylus ostendicus
        • Gyrodactylus incognitus
        • Gyrodactylus schmidti
        • Gyrodactylus breviradix
        • Gyrodactylus blennii
        • Gyrodactylus robustus
        • Gyrodactylus parvus
        • Gyrodactylus fairporti
        • Gyrodactylus lambanus
        • Gyrodactylus eucaliae
        • Gyrodactylus colemanensis
        • Gyrodactylus samirae
        • Gyrodactylus anabantii
        • Gyrodactylus squaliobarbi
        • Gyrodactylus gobiensis
        • Gyrodactylus sphinx
        • Gyrodactylus bimaculatus
        • Gyrodactylus varicorhini
        • Gyrodactylus somnaensis
        • Gyrodactylus haiteji
        • Gyrodactylus lilianae
        • Gyrodactylus sprostonae
        • Gyrodactylus vancleavei
        • Gyrodactylus elongatus
        • Gyrodactylus katharineri
        • Gyrodactylus groenlandicus
        • Gyrodactylus kobayashii
        • Gyrodactylus micropogonus
        • Gyrodactylus bohemicus
        • Gyrodactylus catesbeianae
        • Gyrodactylus gracilis
        • Gyrodactylus honghuensis
        • Gyrodactylus hoffmani
        • Gyrodactylus thysi
        • Gyrodactylus nebulosus
        • Gyrodactylus patersoni
        • Gyrodactylus lhkahuili
        • Gyrodactylus minimus
        • Gyrodactylus najdenovi
        • Gyrodactylus angorae
        • Gyrodactylus longoacuminatus
        • Gyrodactylus avalonis
        • Gyrodactylus zhukovi
        • Gyrodactylus cranei
        • Gyrodactylus dzhalilovi
        • Gyrodactylus lingulatus
        • Gyrodactylus tonii
        • Gyrodactylus trairae
        • Gyrodactylus dechtari
        • Gyrodactylus poeciliae
        • Gyrodactylus markevitschi
        • Gyrodactylus hrabei
        • Gyrodactylus branchius
        • Gyrodactylus haplochromi
        • Gyrodactylus tincae
        • Gyrodactylus nordmanni
        • Gyrodactylus alabamensis
        • Gyrodactylus nerkae
        • Gyrodactylus shulmani
        • Gyrodactylus gambusiae
        • Gyrodactylus paranemacheili
        • Gyrodactylus mizellei
        • Gyrodactylus nyongensis
        • Gyrodactylus lamothei
        • Gyrodactylus plotosi
        • Gyrodactylus shariffi
        • Gyrodactylus elegini
        • Gyrodactylus kutikovana
        • Gyrodactylus ophiocephali
        • Gyrodactylus eos
        • Gyrodactylus katamba
        • Gyrodactylus hronosus
        • Gyrodactylus takoke
        • Gyrodactylus seravschani
        • Gyrodactylus pterygialis
        • Gyrodactylus hildae
        • Gyrodactylus dogieli
        • Gyrodactylus atratuli
        • Gyrodactylus anarhichatis
        • Gyrodactylus dorlodoti
        • Gyrodactylus rhigophilae
        • Gyrodactylus rivularae
        • Gyrodactylus lucii
        • Gyrodactylus karatagensis
        • Gyrodactylus montanus
        • Gyrodactylus oreoleucisci
        • Gyrodactylus vimbi
        • Gyrodactylus quadratidigitus
        • Gyrodactylus gerdi
        • Gyrodactylus cytophagus
        • Gyrodactylus ulinganisus
        • Gyrodactylus doglieli
        • Gyrodactylus barbi
        • Gyrodactylus medius
        • Gyrodactylus esomi
        • Gyrodactylus slendrus
        • Gyrodactylus pomeraniae
        • Gyrodactylus gasterostei
        • Gyrodactylus pseudonemacheili
        • Gyrodactylus macrocornis
        • Gyrodactylus umbrae
        • Gyrodactylus matovi
        • Gyrodactylus rarus
        • Gyrodactylus yacatli
        • Gyrodactylus maculosi
        • Gyrodactylus amphiliusi
        • Gyrodactylus monstruosus
        • Gyrodactylus vicinus
        • Gyrodactylus aphredoderi
        • Gyrodactylus salinae
        • Gyrodactylus alburnoidesi
        • Gyrodactylus malmbergi
        • Gyrodactylus unipons
        • Gyrodactylus micropteri
        • Gyrodactylus callariatis
        • Gyrodactylus mugelus
        • Gyrodactylus corleonis
        • Gyrodactylus gelnari
        • Gyrodactylus flavescensis
        • Gyrodactylus nemachili
        • Gyrodactylus xalapensis
        • Gyrodactylus ambystomae
        • Gyrodactylus parasiluri
        • Gyrodactylus olsoni
        • Gyrodactylus kaplani
        • Gyrodactylus lythruri
        • Gyrodactylus pleuronecti
        • Gyrodactylus rugiensis
        • Gyrodactylus parvicirrus
        • Gyrodactylus ctenopharyngodonis
        • Gyrodactylus lacustricolae
        • Gyrodactylus fuscus
        • Gyrodactylus plumbeae
        • Gyrodactylus eutheraponsis
        • Gyrodactylus hargisi
        • Gyrodactylus micropogonis
        • Gyrodactylus antarcticus
        • Gyrodactylus malalai
        • Gyrodactylus kyogae
        • Gyrodactylus cylindriformis
        • Gyrodactylus cyclopteri
        • Gyrodactylus maculatus
        • Gyrodactylus salaris
        • Gyrodactylus lateolabrax
        • Gyrodactylus fernandoi
        • Gyrodactylus alekosi
        • Gyrodactylus baeacanthus
        • Gyrodactylus sculpinus
        • Gyrodactylus pimelodellus
        • Gyrodactylus funduli
        • Gyrodactylus perforatus
        • Gyrodactylus presidencyus
        • Gyrodactylus leptorhynchi
        • Gyrodactylus osmeri
        • Gyrodactylus pungitii
        • Gyrodactylus major
        • Gyrodactylus occupatus
        • Gyrodactylus chiapaneco
        • Gyrodactylus groschafti
        • Gyrodactylus jarocho
        • Gyrodactylus bimicroforatus
        • Gyrodactylus nigritae
        • Gyrodactylus taimeni
        • Gyrodactylus danastriae
        • Gyrodactylus perccotti
        • Gyrodactylus kearni
        • Gyrodactylus unicopula
        • Gyrodactylus tepari
        • Gyrodactylus pannonicus
        • Gyrodactylus mantschuricus
        • Gyrodactylus friendi
        • Gyrodactylus cichlidarum
        • Gyrodactylus granoei
        • Gyrodactylus proximus
        • Gyrodactylus turkanaensis
        • Gyrodactylus prolongoides
        • Gyrodactylus neotropicalis
        • Gyrodactylus cottinus
        • Gyrodactylus goerani
        • Gyrodactylus masu
        • Gyrodactylus californiensis
        • Gyrodactylus nigrum
        • Gyrodactylus sommervillae
        • Gyrodactylus markakulensis
        • Gyrodactylus nyanzae
        • Gyrodactylus neretum
        • Gyrodactylus laevisoides
        • Gyrodactylus mirabilis
        • Gyrodactylus lineadactylus
        • Gyrodactylus ambystomi
        • Gyrodactylus freemani
        • Gyrodactylus saratogensis
        • Gyrodactylus armatus
        • Gyrodactylus brevis
        • Gyrodactylus gondae
        • Gyrodactylus stegurus
        • Gyrodactylus recurvensis
        • Gyrodactylus magnus
        • Gyrodactylus gloriosi
        • Gyrodactylus marjami
        • Gyrodactylus costatae
        • Gyrodactylus hunanensis
        • Gyrodactylus pictae
        • Gyrodactylus albeoli
        • Gyrodactylus dechtiari
        • Gyrodactylus dulmaae
        • Gyrodactylus asiaticus
        • Gyrodactylus anguillae
        • Gyrodactylus medaka
        • Gyrodactylus meelkopae
        • Gyrodactylus konovalovi
        • Gyrodactylus ackerti
        • Gyrodactylus decemmaculati
        • Gyrodactylus nevadensis
        • Gyrodactylus dorosomae
        • Gyrodactylus jussii
        • Gyrodactylus corti
        • Gyrodactylus wardi
        • Gyrodactylus moldovicus
        • Gyrodactylus campostomae
        • Gyrodactylus harengi
        • Gyrodactylus emembranatus
        • Gyrodactylus glehnii
        • Gyrodactylus elegans
        • Gyrodactylus afghanensis
        • Gyrodactylus etheostomae
        • Gyrodactylus birmani
        • Gyrodactylus superbus
        • Gyrodactylus imperialis
        • Gyrodactylus rhinogobius
        • Gyrodactylus flexibiliradix
        • Gyrodactylus eutheraponensis
        • Gyrodactylus tokobaevi
        • Gyrodactylus ergensi
        • Gyrodactylus couesius
        • Gyrodactylus iunuri
        • Gyrodactylus perlucidus
        • Gyrodactylus banghami
        • Gyrodactylus xtachuna
        • Gyrodactylus laevis
        • Gyrodactylus llewellyni
        • Gyrodactylus prolongis
        • Gyrodactylus nudifronsi
        • Gyrodactylus neili
        • Gyrodactylus anudarinae
        • Gyrodactylus ctenopomi
        • Gyrodactylus callawayensis
        • Gyrodactylus scardiniensis
        • Gyrodactylus salmonis
        • Gyrodactylus mariannae
        • Gyrodactylus teuchis
        • Gyrodactylus stellatus
        • Gyrodactylus comephori
        • Gyrodactylus dykovae
        • Gyrodactylus macracanthus
        • Gyrodactylus albolacustris
        • Gyrodactylus nannus
        • Gyrodactylus acanthorhodei
        • Gyrodactylus latus
        • Gyrodactylus douglasadamsi
        • Gyrodactylus macrochiri
        • Gyrodactylus bretinae
        • Gyrodactylus cernuae
        • Gyrodactylus bliccensis
        • Gyrodactylus bulbacanthus
        • Gyrodactylus longidactylus
        • Gyrodactylus hellemansi
        • Gyrodactylus anisopharynx
        • Gyrodactylus rachelae
        • Gyrodactylus gemini
        • Gyrodactylus chondrostomi
        • Gyrodactylus euzeti
        • Gyrodactylus ibragimovi
        • Gyrodactylus egusae
        • Gyrodactylus lichuanensis
        • Gyrodactylus rogatensis
        • Gyrodactylus geophagensis
        • Gyrodactylus papernai
        • Gyrodactylus ctenopharyngodontis
        • Gyrodactylus aurorae
        • Gyrodactylus rubrofluviatilis
        • Gyrodactylus lebiasinus
        • Gyrodactylus commersoni
        • Gyrodactylus syngnathi
        • Gyrodactylus donghuensis
        • Gyrodactylus carolinae
        • Gyrodactylus yukhimenkoi
        • Gyrodactylus pardalidis
        • Gyrodactylus fryi
        • Gyrodactylus cotti
        • Gyrodactylus sergeji
        • Gyrodactylus japonicus
        • Gyrodactylus alviga
        • Gyrodactylus ammodyti
        • Gyrodactylus crysoleucas
        • Gyrodactylus fossilis
        • Gyrodactylus rysavyi
        • Gyrodactylus tenesseensis
        • Gyrodactylus nagibinae
        • Gyrodactylus lotae
        • Gyrodactylus lomi
        • Gyrodactylus aksuensis
        • Gyrodactylus alexanderi
        • Gyrodactylus orecchiae
        • Gyrodactylus curiosus
        • Gyrodactylus decorus
        • Gyrodactylus sedelnikowi
        • Gyrodactylus aeglefini
        • Gyrodactylus gnathopogonis
        • Gyrodactylus phoxini
        • Gyrodactylus ihkahuili
        • Gyrodactylus onegensis
        • Gyrodactylus crenilabri
        • Gyrodactylus parabotia
        • Gyrodactylus lamberti
        • Gyrodactylus asperus
        • Gyrodactylus misgurni
        • Gyrodactylus prostae
        • Gyrodactylus ouluensis
        • Gyrodactylus aggregata
        • Gyrodactylus paralatus
        • Gyrodactylus osoblahensis
        • Gyrodactylus nainum
        • Gyrodactylus alexgusevi
        • Gyrodactylus actzu
        • Gyrodactylus bodegensis
        • Gyrodactylus hypophthalmichthydis
        • Gyrodactylus pavlovskyi
        • Gyrodactylus unami
        • Gyrodactylus protruberus
        • Gyrodactylus kottelati
        • Gyrodactylus sturmbaueri
        • Gyrodactylus mojarrae
        • Gyrodactylus rutilensis
        • Gyrodactylus kafirniganensis
        • Gyrodactylus procerus
        • Gyrodactylus macronychus
        • Gyrodactylus wuchangensis
        • Gyrodactylus plecoglossi
        • Gyrodactylus molnari
        • Gyrodactylus cyprinodonti
        • Gyrodactylus leopardinus
        • Gyrodactylus trematomi
        • Gyrodactylus laruei
        • Gyrodactylus tulensis
        • Gyrodactylus capoetai
        • Gyrodactylus rafinesqueii
        • Gyrodactylus ictaluri
        • Gyrodactylus szanagai
        • Gyrodactylus foxi
        • Gyrodactylus gvosdevi
        • Gyrodactylus longiradix
        • Gyrodactylus raipurensis
        • Gyrodactylus aideni
        • Gyrodactylus arcuatoides
        • Gyrodactylus rutili
        • Gyrodactylus pharyngicus
        • Gyrodactylus derjavinoides
        • Gyrodactylus jennyae
        • Gyrodactylus hemibarbi
        • Gyrodactylus salvelini
        • Gyrodactylus ivindoensis
        • Gyrodactylus jiroveci
        • Gyrodactylus luciopercae
        • Gyrodactylus jalalii
        • Gyrodactylus sedelnikovi
        • Gyrodactylus parvae
        • Gyrodactylus bairdi
        • Gyrodactylus rogersi
        • Gyrodactylus kherulensis
        • Gyrodactylus tularosae
        • Gyrodactylus microanchoratus
        • Gyrodactylus scleromystaci
        • Gyrodactylus menschikowi
        • Gyrodactylus micropsi
        • Gyrodactylus mexicanus
        • Gyrodactylus cyprinodontis
        • Gyrodactylus navarroensis
        • Gyrodactylus shorti
        • Gyrodactylus exocoeti
        • Gyrodactylus lefua
        • Gyrodactylus tominagai
        • Gyrodactylus truttae
        • Gyrodactylus wellborni
        • Gyrodactylus hyderabadensis
        • Gyrodactylus heterodactylus
        • Gyrodactylus marinus
        • Gyrodactylus stankovici
        • Gyrodactylus bueni
        • Gyrodactylus turnbulli
        • Gyrodactylus lebiasius
        • Gyrodactylus coriicepsi
        • Gyrodactylus pewzowi
        • Gyrodactylus mediotorus
        • Gyrodactylus cryptarum
        • Gyrodactylus nipponensis
        • Gyrodactylus leucisci
        • Gyrodactylus centronoti
        • Gyrodactylus tibetanus
        • Gyrodactylus longipes
        • Gyrodactylus charon
        • Gyrodactylus rhinichthius
        • Gyrodactylus camerunensis
        • Gyrodactylus malmbergensis
        • Gyrodactylus corydori
        • Gyrodactylus pisculentus
        • Gyrodactylus longihamus
        • Gyrodactylus gracilihamatus
        • Gyrodactylus inesperatus
        • Gyrodactylus narzikulovi
        • Gyrodactylus oxycephali
        • Gyrodactylus branchicus
        • Gyrodactylus percotti
        • Gyrodactylus illigatus
        • Gyrodactylus nanoides
        • Gyrodactylus notatae
        • Gyrodactylus microalestis
        • Gyrodactylus aquilinus
        • Gyrodactylus cobitis
        • Gyrodactylus plumbea
        • Gyrodactylus karabekovi
        • Gyrodactylus spathulatus
        • Gyrodactylus montealbani
        • Gyrodactylus brachymystacis
        • Gyrodactylus zapoteco
        • Gyrodactylus australis
        • Gyrodactylus clarii
        • Gyrodactylus curemae
        • Gyrodactylus paraminimus
        • Gyrodactylus alberti
        • Gyrodactylus neonephrotus
        • Gyrodactylus mutabilitas
        • Gyrodactylus moraveci
        • Gyrodactylus bubyri
        • Gyrodactylus ensatus
        • Gyrodactylus bolonensis
        • Gyrodactylus stephanus
        • Gyrodactylus stunkardi
        • Gyrodactylus hemiculteris
        • Gyrodactylus tomahuac
        • Gyrodactylus lagowskii
        • Gyrodactylus zimbae
        • Gyrodactylus canadensis
        • Gyrodactylus magnificus
        • Gyrodactylus slovacicus
        • Gyrodactylus aldrichi
        • Gyrodactylus gobii
        • Gyrodactylus limi
        • Gyrodactylus planensis
        • Gyrodactylus transvaalensis
        • Gyrodactylus carassii
        • Gyrodactylus botnicus
        • Gyrodactylus chitandiri
        • Gyrodactylus atherinae
        • Gyrodactylus gymneli
        • Gyrodactylus adspersi
        • Gyrodactylus bios
        • Gyrodactylus lenoki
        • Gyrodactylus dubius
        • Gyrodactylus kessleri
        • Gyrodactylus milleri
        • Gyrodactylus egregius
        • Gyrodactylus aphyae
        • Gyrodactylus baicalensis
        • Gyrodactylus mugili
        • Gyrodactylus vicinoides
        • Gyrodactylus rubripedis
        • Gyrodactylus arcuatus
        • Gyrodactylus percnuri
        • Gyrodactylus markewitschi
        • Gyrodactylus luckyi
        • Gyrodactylus parisellei
        • Gyrodactylus chileani
        • Gyrodactylus sibiricus
        • Gyrodactylus micracanthus
        • Gyrodactylus benedeni
        • Gyrodactylus caledoniensis
        • Gyrodactylus editus
        • Gyrodactylus microdactylus
        • Gyrodactylus limneus
        • Gyrodactylus nebraskensis
        • Gyrodactylus minytremae
        • Gyrodactylus magniclypeus
        • Gyrodactylus carpio
        • Gyrodactylus rugiensoides
        • Gyrodactylus byrdi
        • Gyrodactylus chologastris
        • Gyrodactylus apazapanensis
        • Gyrodactylus dakotensis
        • Gyrodactylus margaritae
        • Gyrodactylus percinae
        • Gyrodactylus errabundus
        • Gyrodactylus lacusgrandis
        • Gyrodactylus variabilis
        • Gyrodactylus mongolicus
        • Gyrodactylus bychowskianus
        • Gyrodactylus pakan
        • Gyrodactylus xynus
        • Gyrodactylus tlaloci
        • Gyrodactylus rhodei
        • Gyrodactylus synodonti
        • Gyrodactylus hemivicinus
        • Gyrodactylus pacificus
        • Gyrodactylus gurleyi
        • Gyrodactylus xiamenensis
        • Gyrodactylus pseudobullatarudis
        • Gyrodactylus wilkesi
        • Gyrodactylus gobioninum
      • Paragyrodactylus → (3 species)
        • Paragyrodactylus barbatuli
        • Paragyrodactylus variegatus
        • Paragyrodactylus iliensis
      • Swingleus → (2 species)
        • Swingleus ancistrus
        • Swingleus polyclithroides
      • Laminiscus → (2 species)
        • Laminiscus gussevi
        • Laminiscus strelkowi
      • Isancistrum → (2 species)
        • Isancistrum subulatae
        • Isancistrum loliginis
      • Afrogyrodactylus → (4 species)
        • Afrogyrodactylus characinis
        • Afrogyrodactylus girgifae
        • Afrogyrodactylus ardae
        • Afrogyrodactylus kingi
      • Scleroductus → (3 species)
        • Scleroductus lyrocleithrum
        • Scleroductus yuncensi
        • Scleroductus angularis
      • Nothogyrodactylus → (3 species)
        • Nothogyrodactylus amazonicus
        • Nothogyrodactylus plaesiophallus
        • Nothogyrodactylus clavatus
      • Onychogyrodactylus → (2 species)
        • Onychogyrodactylus hydaticus
        • Onychogyrodactylus sudis
      • Gyrodactyloides → (5 species)
        • Gyrodactyloides petruschewskii
        • Gyrodactyloides bychowskii
        • Gyrodactyloides baueri
        • Gyrodactyloides dogieli
        • Gyrodactyloides andriaschewi
      • Fundulotrema → (4 species)
        • Fundulotrema porterensis
        • Fundulotrema megacanthus
        • Fundulotrema stableri
        • Fundulotrema trematoclithrus
      • Polyclithrum → (7 species)
        • Polyclithrum alberti
        • Polyclithrum corallense
        • Polyclithrum boegeri
        • Polyclithrum ponticum
        • Polyclithrum mugilini
        • Polyclithrum gerasevi
        • Polyclithrum rodgersi
      • Aglaiogyrodactylus → (8 species)
        • Aglaiogyrodactylus forficulatus
        • Aglaiogyrodactylus calamus
        • Aglaiogyrodactylus forficuloides
        • Aglaiogyrodactylus conei
        • Aglaiogyrodactylus salebrosus
        • Aglaiogyrodactylus guttus
        • Aglaiogyrodactylus ctenistus
        • Aglaiogyrodactylus pedunculatus
      • Acanthoplacatus → (7 species)
        • Acanthoplacatus adlardi
        • Acanthoplacatus parvihamus
        • Acanthoplacatus amplihamus
        • Acanthoplacatus sigani
        • Acanthoplacatus shieldsi
        • Acanthoplacatus brauni
        • Acanthoplacatus puelli
      • Macrogyrodactylus → (10 species)
        • Macrogyrodactylus ctenopomi
        • Macrogyrodactylus clarii
        • Macrogyrodactylus karibae
        • Macrogyrodactylus simetiensis
        • Macrogyrodactylus polypteri
        • Macrogyrodactylus simentiensis
        • Macrogyrodactylus latesi
        • Macrogyrodactylus heterobranchii
        • Macrogyrodactylus anabanti
        • Macrogyrodactylus congolensis
      • Archigyrodactylus → (4 species)
        • Archigyrodactylus archigyrodactylus
        • Archigyrodactylus atherinops
        • Archigyrodactylus liebyi
        • Archigyrodactylus leibyi
      • Citharodactylus gagei
      • Scutalatus magniancoratus
      • Hyperopletes malmbergi
      • Diechodactylus joaberi
      • Hiperopletes malmbergi
      • Micropolyclithrum parvum
      • Gyrdicotylus gallieni
      • Ieredactylus rivuli
      • Mormyrogyrodactylus gemini
      • Oogyrodactylus farlowellae
      • Diplogyrodactylus martini
      • Gyrocerviceanseris passamaquoddyensis
      • Accessorius peruensis
      • Phanerothecioides agostinhoi
      • Anacanthocotyle anacanthocotyle
    • Udonellidae → (9 species)
      • Udonella caligorum
      • Udonella papillifera
      • Udonella fugu
      • Udonella socialis
      • Udonella myliobati
      • Udonella lupi
      • Udonella murmanica
      • Udonella australis
      • Udonella ophiodontis
    • Tetraonchidae → (22 species)
      • Tetraonchus → (20 species)
        • Tetraonchus awakurai
        • Tetraonchus skrjabini
        • Tetraonchus spasskyi
        • Tetraonchus huchonis
        • Tetraonchus loftusi
        • Tetraonchus ergensi
        • Tetraonchus variabilis
        • Tetraonchus grumosus
        • Tetraonchus roytmani
        • Tetraonchus gussevi
        • Tetraonchus oncorhynchi
        • Tetraonchus kifai
        • Tetraonchus monenteron
        • Tetraonchus alaskensis
        • Tetraonchus strelkowi
        • Tetraonchus pseudolenoki
        • Tetraonchus lenoki
        • Tetraonchus rogersi
        • Tetraonchus gvosdevi
        • Tetraonchus borealis
      • Ergenstrema → (2 species)
        • Ergenstrema mugilis
        • Ergenstrema labrosi
    • Anoplodiscidae → (8 species)
      • Anoplodiscus tai
      • Anoplodiscus australis
      • Anoplodiscus spari
      • Anoplodiscus hutsonae
      • Anoplodiscus richiardi
      • Anoplodiscus longivaginatus
      • Anoplodiscus cirrusspiralis
      • Anoplodiscus richiardii
    • Acanthocotylidae → (18 species)
      • Acanthocotyle → (11 species)
        • Acanthocotyle pugetensis
        • Acanthocotyle elegans
        • Acanthocotyle williamsi
        • Acanthocotyle urolophi
        • Acanthocotyle verrillii
        • Acanthocotyle greeni
        • Acanthocotyle oligoterus
        • Acanthocotyle gurgesiella
        • Acanthocotyle lobianchi
        • Acanthocotyle pacifica
        • Acanthocotyle patagonica
      • Myxinidocotyle → (3 species)
        • Myxinidocotyle eptatreti
        • Myxinidocotyle japonica
        • Myxinidocotyle californica
      • Lophocotyle → (3 species)
        • Lophocotyle novaezeelandica
        • Lophocotyle cyclophora
        • Lophocotyle novaezelandiae
      • Pseudacanthocotyla pacifica
    • Phanerothecium → (6 species)
      • Phanerothecium harrisi
      • Phanerothecium spinatum
      • Phanerothecium spinulatum
      • Phanerothecium caballeroi
      • Phanerothecium spinatoides
      • Phanerothecium deiropedeum
    • Bothitrematidae → (3 species)
      • Bothitrema rarus
      • Bothitrema cotti
      • Bothitrema bothi
  • Monocotylidea → (209 species)
    • Monocotylidae → (178 species)
      • Calicotyle → (20 species)
        • Calicotyle palombi
        • Calicotyle australis
        • Calicotyle inermis
        • Calicotyle australiensis
        • Calicotyle affinis
        • Calicotyle stossichi
        • Calicotyle splendens
        • Calicotyle quequeni
        • Calicotyle similis
        • Calicotyle urolophi
        • Calicotyle japonica
        • Calicotyle macrocotyle
        • Calicotyle mitsukurii
        • Calicotyle kroyeri
        • Calicotyle vicina
        • Calicotyle sjegi
        • Calicotyle californiensis
        • Calicotyle urobati
        • Calicotyle asterii
        • Calicotyle ramsayi
      • Neoheterocotyle → (13 species)
        • Neoheterocotyle robii
        • Neoheterocotyle inprista
        • Neoheterocotyle rhinobatidis
        • Neoheterocotyle nagibinae
        • Neoheterocotyle forficata
        • Neoheterocotyle quadrispinata
        • Neoheterocotyle darwinensis
        • Neoheterocotyle bychowskyi
        • Neoheterocotyle inpristi
        • Neoheterocotyle rhynchobatis
        • Neoheterocotyle djiddensis
        • Neoheterocotyle rhinobatis
        • Neoheterocotyle ktarii
      • Thaumatocotyle → (4 species)
        • Thaumatocotyle zoumillati
        • Thaumatocotyle pseudodasybatis
        • Thaumatocotyle tunisiensis
        • Thaumatocotyle dasybatis
      • Heliocotyle → (2 species)
        • Heliocotyle ewingi
        • Heliocotyle kartasi
      • Decacotyle → (7 species)
        • Decacotyle lymmae
        • Decacotyle youngi
        • Decacotyle tetrakordyle
        • Decacotyle elpora
        • Decacotyle cairae
        • Decacotyle octona
        • Decacotyle floridana
      • Triloculotrema → (3 species)
        • Triloculotrema chisholmae
        • Triloculotrema euzeti
        • Triloculotrema japanicae
      • Heterocotyle → (20 species)
        • Heterocotyle pseudominima
        • Heterocotyle chinensis
        • Heterocotyle minima
        • Heterocotyle similis
        • Heterocotyle scotti
        • Heterocotyle elliptica
        • Heterocotyle confusa
        • Heterocotyle robusta
        • Heterocotyle americana
        • Heterocotyle striata
        • Heterocotyle pastinacae
        • Heterocotyle mokhtarae
        • Heterocotyle dasyatis
        • Heterocotyle armata
        • Heterocotyle granulatae
        • Heterocotyle sulamericana
        • Heterocotyle capapei
        • Heterocotyle tokoloshei
        • Heterocotyle capricornensis
        • Heterocotyle forcifera
      • Dendromonocotyle → (19 species)
        • Dendromonocotyle cortesi
        • Dendromonocotyle torosa
        • Dendromonocotyle ukuthena
        • Dendromonocotyle ardea
        • Dendromonocotyle fukushimaensis
        • Dendromonocotyle rajidicola
        • Dendromonocotyle centrourae
        • Dendromonocotyle colorni
        • Dendromonocotyle octodiscus
        • Dendromonocotyle lotteri
        • Dendromonocotyle lasti
        • Dendromonocotyle kuhlii
        • Dendromonocotyle californica
        • Dendromonocotyle tsutsumii
        • Dendromonocotyle akajeii
        • Dendromonocotyle bradsmithi
        • Dendromonocotyle taeniurae
        • Dendromonocotyle citrosa
        • Dendromonocotyle pipinna
      • Spinuris → (3 species)
        • Spinuris zapterygis
        • Spinuris mexicana
        • Spinuris lophosoma
      • Euzetia → (2 species)
        • Euzetia occultum
        • Euzetia lamothei
      • Empruthotrema → (12 species)
        • Empruthotrema quindecima
        • Empruthotrema aoneken
        • Empruthotrema chisholmae
        • Empruthotrema dasyatidis
        • Empruthotrema longipenis
        • Empruthotrema dorae
        • Empruthotrema torpedinis
        • Empruthotrema stenophallus
        • Empruthotrema orashken
        • Empruthotrema tasmaniense
        • Empruthotrema kearni
        • Empruthotrema raiae
      • Monocotyle → (20 species)
        • Monocotyle caseyae
        • Monocotyle corali
        • Monocotyle undosocirrus
        • Monocotyle spiremae
        • Monocotyle luquei
        • Monocotyle angelichthys
        • Monocotyle tritestis
        • Monocotyle granulatae
        • Monocotyle diademalis
        • Monocotyle spirophallus
        • Monocotyle youngi
        • Monocotyle myliobatis
        • Monocotyle ancylostomae
        • Monocotyle kuhlii
        • Monocotyle guttatae
        • Monocotyle pricei
        • Monocotyle ijimae
        • Monocotyle multiparous
        • Monocotyle jordani
        • Monocotyle helicophallus
      • Potamotrygonocotyle → (14 species)
        • Potamotrygonocotyle rara
        • Potamotrygonocotyle chisholmae
        • Potamotrygonocotyle umbella
        • Potamotrygonocotyle septemcotyle
        • Potamotrygonocotyle uruguayensis
        • Potamotrygonocotyle rarum
        • Potamotrygonocotyle tatianae
        • Potamotrygonocotyle quadracotyle
        • Potamotrygonocotyle dromedarius
        • Potamotrygonocotyle rionegrense
        • Potamotrygonocotyle tsalickisi
        • Potamotrygonocotyle aramasae
        • Potamotrygonocotyle auriculocotyle
        • Potamotrygonocotyle tocantinsensis
      • Anoplocotyloides → (2 species)
        • Anoplocotyloides papillatus
        • Anoplocotyloides chorrillensis
      • Merizocotyle → (18 species)
        • Mycteronastes undulatae
        • Mycteronastes caalusi
        • Merizocotyle concinna
        • Merizocotyle rhadinopeos
        • Merizocotyle macrostrobus
        • Merizocotyle icopae
        • Merizocotyle longicirrus
        • Merizocotyle sinensis
        • Merizocotyle euzeti
        • Merizocotyle amplidiscata
        • Merizocotyle pugetensis
        • Merizocotyle undulatae
        • Merizocotyle australensis
        • Merizocotyle diaphana
        • Merizocotyle urolophi
        • Merizocotyle papillae
        • Merizocotyle retorta
        • Merizocotyle roumillati
      • Myliocotyle → (3 species)
        • Myliocotyle pteromylaei
        • Myliocotyle borneoensis
        • Myliocotyle multicrista
      • Dasybatotrema → (3 species)
        • Dasybatotrema dasybatis
        • Dasybatotrema spinosum
        • Dasybatotrema dasyatis
      • Cathariotrema selachii
      • Dictyocotyle coeliaca
      • Squalotrema llewellyni
      • Malalophus jensenae
      • Papillocotyle floridana
      • Mehracotyle insolita
      • Clemacotyle australis
      • Peruanocotyle chisholmae
      • Septesinus gibsoni
      • Troglocephalus rhinobatidis
      • Denarycotyle gardneri
      • Electrocotyle whittingtoni
      • Quadritestis almehensis
    • Microbothriidae → (22 species)
      • Dermopristis → (2 species)
        • Dermopristis paradoxus
        • Dermopristis cairae
      • Microbothrium → (3 species)
        • Microbothrium tolloi
        • Microbothrium apiculatum
        • Microbothrium centrophori
      • Asthenocotyle → (3 species)
        • Asthenocotyle taranakiensis
        • Asthenocotyle azorensis
        • Asthenocotyle kaikourensis
      • Pseudoleptobothrium → (2 species)
        • Pseudoleptobothrium aptychotremae
        • Pseudoleptobothrium christisoni
      • Dermophthirius → (5 species)
        • Dermophthirius maccallumi
        • Dermophthirius melanopteri
        • Dermophthirius carcharhini
        • Dermophthirius penneri
        • Dermophthirius nigrelli
      • Pseudocotyle → (2 species)
        • Pseudocotyle lepidorhini
        • Pseudocotyle squatinae
      • Leptobothrium pristiuri
      • Haplocotyle japonica
      • Neodermophthirius harkemai
      • Dermophthirioides pristidis
      • Leptocotyle minor
    • Loimoidae → (9 species)
      • Loimos → (6 species)
        • Loimos salpinggoides
        • Loimos polytesticularis
        • Loimos winteri
        • Loimos scoliodoni
        • Loimos secundus
        • Loimos scitulus
      • Loimosina → (2 species)
        • Loimosina parawilsoni
        • Loimosina wilsoni
      • Loimopapillosum dasyatis
  • Euzetrema → (2 species)
    • Euzetrema knoepffleri
    • Euzetrema caucasica
  • Capsalidea → (247 species)
    • Capsalidae → (231 species)
      • Benedenia → (34 species)
        • Benedenia sargocentron
        • Benedenia epinepheli
        • Benedenia ishikawae
        • Benedenia hendorffii
        • Benedenia bodiani
        • Benedenia sekii
        • kingfish skin fluke (Benedenia seriolae)
        • Benedenia scari
        • Benedenia acanthopagri
        • Benedenia armata
        • Benedenia plataxicola
        • Benedenia beverleyburtonae
        • Benedenia haywardi
        • Benedenia rohdei
        • Benedenia bodliani
        • Benedenia melleni
        • Benedenia innobilitata
        • Benedenia elongata
        • Benedenia fieldsi
        • Benedenia disciliata
        • Benedenia ernsti
        • Benedenia jaliscana
        • Benedenia monticellii
        • Benedenia ovata
        • Benedenia jalisciana
        • Benedenia anticavaginata
        • Benedenia girellae
        • Benedenia synagris
        • Benedenia hoshinai
        • Benedenia lutjani
        • Benedenia hawaiienis
        • Benedenia pompatica
        • Benedenia sciaenae
        • Benedenia lolo
      • Trochopus → (17 species)
        • Trochopus micracanthus
        • Trochopus sprostonae
        • Trochopus lineatus
        • Trochopus lepidotrigla
        • Trochopus plectropomi
        • Trochopus pini
        • Trochopus sprostoni
        • Trochopus gaillimhe
        • Trochopus antigoniae
        • Trochopus hobo
        • Trochopus differens
        • Trochopus brauni
        • Trochopus diplacanthus
        • Trochopus heteracanthus
        • Trochopus goniistii
        • Trochopus oncacanthus
        • Trochopus tubiporus
      • Allobenedenia → (8 species)
        • Allobenedenia sebastodi
        • Allobenedenia pseudomarginata
        • Allobenedenia pedunculata
        • Allobenedenia zhangi
        • Allobenedenia patagonica
        • Allobenedenia epinepheli
        • Allobenedenia dischizosepta
        • Allobenedenia convoluta
      • Dioncopseudobenedenia → (3 species)
        • Dioncopseudobenedenia ancoralis
        • Dioncopseudobenedenia kala
        • Dioncopseudobenedenia macracantha
      • Neoentobdella → (7 species)
        • Neoentobdella australis
        • Neoentobdella garneri
        • Neoentobdella taiwanensis
        • Neoentobdella natans
        • Neoentobdella parvitesticulata
        • Neoentobdella diadema
        • Neoentobdella apiocolpos
      • Nitzschia → (5 species)
        • Nitzschia quadritestes
        • Nitzschia sturionis
        • Nitzschia superba
        • Nitzschia elongata
        • Nitzschia iatifrons
      • Nasicola → (3 species)
        • Nasicola hogansi
        • Nasicola brasiliensis
        • Nasicola klawei
      • Pseudoallobenedenia → (3 species)
        • Pseudoallobenedenia opakapaka
        • Pseudoallobenedenia arabica
        • Pseudoallobenedenia apharei
      • Listrocephalos → (5 species)
        • Listrocephalos guberleti
        • Listrocephalos whittingtoni
        • Listrocephalos kearni
        • Listrocephalos corona
        • Listrocephalos whttingtoni
      • Neobenedenia → (10 species)
        • Neobenedenia pacificia
        • Neobenedenia pacifica
        • Neobenedenia isabellae
        • Neobenedenia adenea
        • Neobenedenia pargueraensis
        • Neobenedenia longiprostata
        • Neobenedenia melleni
        • Neobenedenia girellae
        • Neobenedenia paragueraensis
        • Neobenedenia muelleri
      • Metabenedeniella → (2 species)
        • Metabenedeniella parva
        • Metabenedeniella hoplognathi
      • Sprostonia → (2 species)
        • Sprostonia longiphallus
        • Sprostonia squatinae
      • Interniloculus → (2 species)
        • Interniloculus chilensis
        • Interniloculus sebastidis
      • Megalocotyle → (8 species)
        • Megalocotyle hexacantha
        • Megalocotyle latridis
        • Megalocotyle lutiani
        • Megalocotyle trituba
        • Megalocotyle marginata
        • Megalocotyle zschokkei
        • Megalocotyle grandiloba
        • Megalocotyle rhombi
      • Encotyllabe → (24 species)
        • Encotyllabe cheilodactyli
        • Encotyllabe punctatai
        • Encotyllabe xiamenensis
        • Encotyllabe vallei
        • Encotyllabe masu
        • Encotyllabe antofagastensis
        • Encotyllabe caballeroi
        • Encotyllabe paronae
        • Encotyllabe spari
        • Encotyllabe callaoensis
        • Encotyllabe pagelli
        • Encotyllabe caranxi
        • Encotyllabe fotedari
        • Encotyllabe pricei
        • Encotyllabe souzalimae
        • Encotyllabe lutjani
        • Encotyllabe embiotocae
        • Encotyllabe carangis
        • Encotyllabe chironemi
        • Encotyllabe nordmanni
        • Encotyllabe monticelli
        • Encotyllabe lintoni
        • Encotyllabe pagrosomi
        • Encotyllabe kuwaitensis
      • Entobdella → (13 species)
        • Entobdella vanbenedeni
        • Entobdella muelleri
        • Entobdella brattstromi
        • Entobdella stenolepis
        • Entobdella whittingtoni
        • Entobdella brinkmanni
        • Entobdella squamula
        • Entobdella soleae
        • Entobdella aegyptiacus
        • Entobdella bumpusii
        • Entobdella brattstroemi
        • Entobdella hippoglossi
        • Entobdella rosaceus
      • Tristoma → (6 species)
        • Tristoma integrum
        • Tristoma adintegrum
        • Tristoma poeyi
        • Tristoma adcoccineum
        • Tristoma laeve
        • Tristoma coccineum
      • Lagenivaginopseudobenedenia → (2 species)
        • Lagenivaginopseudobenedenia tinrowi
        • Lagenivaginopseudobenedenia etelis
      • Allomegalocotyla → (2 species)
        • Allomegalocotyla johnstoni
        • Allomegalocotyla gabbari
      • Pseudobenedenia → (6 species)
        • Pseudobenedenia dissostichi
        • Pseudobenedenia noblei
        • Pseudobenedenia nototheniae
        • Pseudobenedenia shorti
        • Pseudobenedenia gibberifrons
        • Pseudobenedenia sudcalifornianus
      • Mediavagina → (3 species)
        • Mediavagina latridis
        • Mediavagina macropteri
        • Mediavagina forsteri
      • Ancyrocotyle → (2 species)
        • Ancyrocotyle bartschi
        • Ancyrocotyle vallei
      • Benedeniella → (2 species)
        • Benedeniella posterocolpa
        • Benedeniella macrocolpa
      • Capsala → (30 species)
        • Tristomella lintoni
        • Tristomella interrupta
        • Tristomella grimaldii
        • Tristomella pricei
        • Tristomella nozawae
        • Capsala onchidiocotyle
        • Capsala poeyi
        • Capsala caballeroi
        • Capsala pelamydis
        • Capsala biparasitica
        • Capsala martinieri
        • Capsala megacotyle
        • Capsala paucispinosa
        • Capsala philippina
        • Capsala gouri
        • Capsala laevis
        • Capsala pricei
        • Capsala albsmithi
        • Capsala squali
        • Capsala maccallumi
        • Capsala foliacea
        • Capsala magronum
        • Capsala auxis
        • Capsala manteri
        • Capsala gregalis
        • Capsala katsuwoni
        • Capsala notosinense
        • Capsala thynni
        • Capsala maculata
        • Capsala ovalis
      • Megalobenedenia → (2 species)
        • Megalobenedenia helicoleni
        • Megalobenedenia derzhavini
      • Capsaloides → (10 species)
        • Capsaloides tetrapteri
        • Capsaloides sinuatus
        • Capsaloides nairagi
        • Capsaloides cornutus
        • Capsaloides cristatus
        • Capsaloides hoffmannae
        • Capsaloides istiophori
        • Capsaloides magnaspinosus
        • Capsaloides marielenae
        • Capsaloides perugiai
      • Trimusculotrema → (5 species)
        • Trimusculotrema schwartzi
        • Trimusculotrema micracantha
        • Trimusculotrema leucanthemum
        • Trimusculotrema uarnaki
        • Trimusculotrema heronense
      • Allometabenedeniella → (2 species)
        • Allometabenedeniella orbicularicola
        • Allometabenedeniella plataxi
      • Alloencotyllabe caranxi
      • Sessilorbis limopharynx
      • Macrophyllida antarctica
      • Tetrasepta dischizosepta
      • Pseudentobdella pacifica
      • Trochopella candida
      • Pseudobenedeniella branchialis
      • Calicobenedenia polyprioni
      • Pseudonitzschia uku
      • Oligoncobenedenia nasonis
      • Pseudomegalocotyla latridis
      • Branchobdella pugetensis
      • Nitschia quadritestis
    • Enoplocotylidae → (3 species)
      • Enoplocotyle hawaiiensis
      • Enoplocotyle minima
      • Enoplocotyle kidokoi
    • Dionchidae → (13 species)
      • Dionchus nagibinae
      • Dionchus sinensis
      • Dionchus major
      • Dionchus rachycentris
      • Dionchus agassizi
      • Dionchus minor
      • Dionchus paruchini
      • Dionchus rauschi
      • Dionchus orientalis
      • Dionchus bychowskyi
      • Dionchus remorae
      • Dionchus johnstoni
      • Dionchus trachuri
  • Montchadskyella intestinale

Other links

• Wikidata
• Wikipedia (language: en)
• Wikipedia (language: it)
• Wikipedia (language: zh)
• Wikipedia (language: nl)
• Wikipedia (language: tr)
• Wikipedia (language: sv)
• Encyclopedia of Life
• NCBI (genetics)"
• Open Tree of Life

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