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†class Crinoidea Miller 1821 (feather star)

PaleoDB taxon number: 31590

Parent taxon: Echinodermata according to R. S. K. Barnes 1998

Sister taxa: Asterozoa, Blastoidea, Blastozoa, Camptostromoidea, Ctenocystoidea, Ctenoimbricata, Cyclocystoidea, Discoidea, Echinoconus, Echinozoa, Edrioasteroidea, Eleutherozoa, Graciacystis, Helicocystitidae, Helicoplacoidea, Holothuroidea, Homoiostelea, Homostelea, Iheringiana, Mesocrinus, Paracrinozoa, Pediculacaudinidae, Pelmatozoa, Peripneustes, Scoteinocystis, Scutellidae, Scutellinidae, Semperitidae, Stylophora, Tubocaudinidae

Subtaxa: Abbreviatocrinites, Acariaeocrinus, Acrocrinidae, Angulata, Articulata, Asperocrinidae, Balearocrinus, Becharocrinus, Bihaticrinus, Camerata, Cladida, Comatulida, Comaturella, Communicrinus, Coronocrinus, Craspedocrinus, Cyclocaudex, Cyclocharacidae, Cyclocrista, Cyclocyclicus, Cyclomischidae, Cycloscapus, Dazhucrinus, Dicirrocrinus, Diplobathrida, Disparida, Dolichocrinus, Dronovicrinus, Dulanocrinus, Dwortsowaecrinus, Echmatocrinida, Edriocrinus, Encrinida, Eucalyptocrinus, Exaesiodiscidae, Flexibilia, Flexicrinus, Floricyclidae, Floripila, Flucticharacidae, Flucticharax, Gemmacrinus, Glyphidocrinus, Helicocrinus, Hemistreptocrinus, Heterostelechus, Inadunata, Katarocrinus, Kojvicrinus, Kstutocrinidae, Lamprosterigma, Laubeocrinus, Leptocarphiidae, Lichenocrinus, Lotocrinus, Malovicrinus, Mastocrinus, Millericrinida, Mitrocrinus, Mooreanteris, Multifidocrinus, Nodolanx, Nonparactocrinus, Ordinacrinus, Pandocrinus, Paractocrinus, Parorthocrinus, Passalocrinus, Pentacrinus, Pentagonocyclicus, Pentagonopterix, Pentaridica, Phillipsocrinus, Philocrinus, Pinegicrinus, Poteriocrinus, Preptopremnum, Qingyanocrinidae, Salairocrinidae, Salairocrinus, Schyschcatocrinidae, Solanocrinus, Spriocrinus, Stenocrinidae, Stukaliniidae, Tantalocrinidae, Taranshicrinidae, Tatjanicrinus, Tetractocrinus, Tetractocrinus, Tetragonocyclicus, Tetralobocrinus, Tetramerocrinites, Thuringocrinus, Torrocrinus, Trochocrinites, Tytthocrinus, Uintacrinida, Webericrinus, Zeravschanocrinus

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Ecology: stationary upper-level epifaunal suspension feeder