PaleoDB taxon number: 31153

Parent taxon: Echinodermata according to B. Lefebvre 2000

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

Subtaxa: Ankyroida, Cornuta, Mitrata, Reticulocarpidae

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Ecology: facultatively mobile low-level epifaunal suspension feeder