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Base of the evolutionary tree for Starfish and more (
Ambulacraria
)
← parent
Starfish and more (
Ambulacraria
) (8880 species)
Starfishes, sea urchins, and more (
Echinodermata
) →
(8741 species)
Eleutherozoa
→
(8046 species)
unnamed group 831028
→
(6047 species)
Echinozoa
→
(3881 species)
brittlestars (
Ophiuroidea
) →
(2166 species)
sea stars and starfishes (
Asteroidea
) →
(1999 species)
unnamed group 829164
→
(1865 species)
Myxasteridae
→
(6 species)
Korethasteridae
→
(2 species)
unnamed group 829031
→
(126 species)
feather stars and sea lillies (
Crinoidea
) →
(695 species)
Comatulida
→
(577 species)
Antedonoidea
→
(177 species)
Himerometroidea
→
(127 species)
Atelecrinidae
→
(12 species)
Notocrinoidea
→
(6 species)
Tropiometroidea
→
(131 species)
Comatulidae
→
(108 species)
Guillecrinidae
→
(2 species)
Eudiocrinidae
→
(14 species)
Isocrinida
→
(26 species)
Isocrinidae
→
(19 species)
Isselicrinidae
→
(4 species)
Teliocrinus springeri
Proisocrinus ruberrimus
Caledonicrinus vaubani
Cyathidium
→
(4 species)
Cyathidium plantei
Cyathidium pourtalesi
Cyathidium holopus
Cyathidium foresti
Holopus
→
(3 species)
Holopus alidis
Holopus rangii
Holopus mikihe
Bourgueticrinida
→
(51 species)
Bathycrinidae
→
(25 species)
Bourgueticrinidae
→
(19 species)
Porphyrocrinidae
→
(5 species)
Vityazicrinus petrachenkoi
Phrynocrinus nudus
Hyocrinidae
→
(34 species)
Ptilocrinus
→
(12 species)
Hyocrinus
→
(2 species)
Anachalypsicrinus
→
(2 species)
Parahyocrinus
→
(4 species)
Feracrinus
→
(3 species)
Thalassocrinus
→
(4 species)
Gephyrocrinus grimaldii
Gephyrocrinus messingi
Calamocrinus diomedae
Dumetocrinus antarcticus
Belyaevicrinus latipinnulus
Laubiericrinus pentagonalis
Tiburonicrinus ornatus
Acorn worms (
Hemichordata
) →
(139 species)
acorn worms (
Enteropneusta
) →
(114 species)
Ptychoderidae
→
(46 species)
Balanoglossus
→
(24 species)
Glossobalanus
→
(17 species)
Ptychodera
→
(5 species)
Torquaratoridae
→
(5 species)
Allapasus
→
(2 species)
Coleodesmium karaensis
Torquarator bullocki
Yoda purpurata
Saxipendiidae
→
(2 species)
Saxipendium coronatum
Saxipendium implicatum
Spengelidae
→
(20 species)
Glandiceps
→
(8 species)
Schizocardium
→
(3 species)
Spengelia
→
(6 species)
Willeyia
→
(3 species)
Harrimaniidae
→
(39 species)
Saccoglossus
→
(19 species)
Protoglossus
→
(4 species)
Harrimania
→
(4 species)
Mesoglossus
→
(6 species)
Stereobalanus
→
(2 species)
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