Base of the evolutionary tree for Acorn worms (Hemichordata)

← parent

• Acorn worms (Hemichordata) (139 species)
  • acorn worms (Enteropneusta) → (114 species)
    • Ptychoderidae → (46 species)
      • Balanoglossus → (24 species)
        • Balanoglossus clavigerus
        • Balanoglossus simodensis
        • Balanoglossus gigas
        • Balanoglossus stephensoni
        • Balanoglossus hydrocephalus
        • Balanoglossus studiosorum
        • Balanoglossus parvulus
        • Balanoglossus salmoneus
        • Balanoglossus australiensis
        • Balanoglossus natalensis
        • Balanoglossus misakiensis
        • Balanoglossus borealis
        • Balanoglossus nonatoi
        • Balanoglossus capensis
        • Balanoglossus jamaicensis
        • Balanoglossus protorogonius
        • Balanoglossus aurantiaca
        • Balanoglossus carnosus
        • Balanoglossus apertus
        • Balanoglossus occidentalis
        • Balanoglossus robinii
        • Balanoglossus eufrosinoi
        • Balanoglossus catharinensis
        • Balanoglossus proterogonius
      • Glossobalanus → (17 species)
        • Glossobalanus alatus
        • Glossobalanus parvulus
        • Glossobalanus indicus
        • Glossobalanus marginatus
        • Glossobalanus tuscarorae
        • Glossobalanus berkeleyi
        • Glossobalanus minutus
        • Glossobalanus hedleyi
        • Glossobalanus polybranchioporus
        • Glossobalanus crozieri
        • Glossobalanus barnharti
        • Glossobalanus sarniensis
        • Glossobalanus ruficollis
        • Glossobalanus mortenseni
        • Glossobalanus williami
        • Glossobalanus elongatus
        • Glossobalanus hartmanae
      • Ptychodera → (5 species)
        • Ptychodera pelsarti
        • Ptychodera viridis
        • Ptychodera bahamensis
        • Ptychodera flava
        • Ptychodera asymmetrica
    • Torquaratoridae → (5 species)
      • Allapasus → (2 species)
        • Allapasus aurantiacus
        • Allapasus isidis
      • Coleodesmium karaensis
      • Torquarator bullocki
      • Yoda purpurata
    • Saxipendiidae → (2 species)
      • Saxipendium coronatum
      • Saxipendium implicatum
    • Spengelidae → (20 species)
      • Glandiceps → (8 species)
        • Glandiceps abyssicola
        • Glandiceps qingdaoensis
        • Glandiceps malayanus
        • Glandiceps talaboti
        • Glandiceps bengalensis
        • Glandiceps eximius
        • Glandiceps hacksi
        • Glandiceps coromandelicus
      • Schizocardium → (3 species)
        • Schizocardium peruvianum
        • Schizocardium brasiliense
        • Schizocardium californicum
      • Spengelia → (6 species)
        • Spengelia maldivensis
        • Spengelia discors
        • Spengelia porosa
        • Spengelia amboinensis
        • Spengelia sibogae
        • Spengelia alba
      • Willeyia → (3 species)
        • Willeyia bisulcata
        • Willeyia delagoensis
        • Willeyia loya
    • Harrimaniidae → (39 species)
      • Saccoglossus → (19 species)
        • Saccoglossus apantesis
        • Saccoglossus bromophenolosus
        • Saccoglossus otagoensis
        • Saccoglossus sulcatus
        • Saccoglossus ruber
        • Saccoglossus porochordus
        • Saccoglossus rhabdorhyncus
        • Saccoglossus hwangtauensis
        • Acorn worm (Saccoglossus kowalevskii)
        • Saccoglossus sonorensis
        • Saccoglossus aulakoeis
        • Saccoglossus apatensis
        • Saccoglossus madrasensis
        • Saccoglossus pusillus
        • Saccoglossus mereschkowskii
        • Saccoglossus palmeri
        • Saccoglossus horsti
        • Saccoglossus shumaginensis
        • Saccoglossus inhacensis
      • Protoglossus → (4 species)
        • Protoglossus graveolens
        • Protoglossus bocki
        • Protoglossus mackiei
        • Protoglossus koehleri
      • Harrimania → (4 species)
        • Harrimania borealis
        • Harrimania kupfferi
        • Harrimania planktophilus
        • Harrimania maculosa
      • Mesoglossus → (6 species)
        • Mesoglossus caraibicus
        • Mesoglossus intermedius
        • Mesoglossus gurneyi
        • Mesoglossus pygmaeus
        • Mesoglossus bournei
        • Mesoglossus macginitiei
      • Stereobalanus → (2 species)
        • Stereobalanus canadensis
        • Stereobalanus willeyi
      • Horstia kincaidi
      • Ritteria ambigua
      • Xenopleura vivipara
      • Meioglossus psammophilus
    • Tergivelum → (2 species)
      • Tergivelum cinnabarinum
      • Tergivelum baldwinae
  • Pterobranchia → (25 species)
    • Cephalodiscida → (20 species)
      • Cephalodiscus indicus
      • Cephalodiscus levinseni
      • Cephalodiscus australiensis
      • Cephalodiscus hardingae
      • Cephalodiscus nigrescens
      • Cephalodiscus gracilis
      • Cephalodiscus solidus
      • Cephalodiscus atlanticus
      • Cephalodiscus agglutinans
      • Cephalodiscus dodecalophus
      • Cephalodiscus calciformis
      • Cephalodiscus sibogae
      • Cephalodiscus densus
      • Cephalodiscus gilchristi
      • Cephalodiscus fumosus
      • Cephalodiscus hodgsoni
      • Cephalodiscus graptolitoides
      • Cephalodiscus caliciformis
      • Cephalodiscus kempi
      • Cephalodiscus evansi
    • Rhabdopleurida → (5 species)
      • Rhabdopleura grimaldii
      • Rhabdopleura annulata
      • Rhabdopleura compacta
      • Rhabdopleura striata
      • Rhabdopleura normani

Other links

• Wikidata
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• Wikipedia (language: es)
• Wikipedia (language: fr)
• Wikipedia (language: ja)
• Wikipedia (language: ru)
• Wikipedia (language: it)
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• Wikipedia (language: ar)
• Wikipedia (language: pl)
• Wikipedia (language: nl)
• Wikipedia (language: fa)
• Wikipedia (language: tr)
• Wikipedia (language: sv)
• Wikipedia (language: he)
• Wikipedia (language: uk)
• Wikipedia (language: id)
• Wikipedia (language: vi)
• Wikipedia (language: ko)
• Encyclopedia of Life
• NCBI (genetics)"
• Open Tree of Life

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