PaleoDB taxon number: 102323
Synonym: Stelleroidea Gregory 1900 [objective synonym] (taxon 104591)
Full reference: K. A. von Zittel. 1895. Grundzuge der Palaeontologie 1-971
Parent taxon: Echinodermata according to F. B. Phleger 1936
Sister taxa: Blastozoa, Camptostromoidea, Carpoidea, Cincta, Crinozoa, Ctenocystoidea, Ctenoimbricata, Cyclocystoidea, Diploporita, Discoidea, Echinoconus, Echinozoa, Edrioasteroidea, Eleutherozoa, Helicocystitidae, Helicoplacoidea, Holothuroidea, Homoiostelea, Homostelea, Iheringiana, Mesocrinus, Paracrinozoa, Pediculacaudinidae, Pelmatozoa, Peripneustes, Scoteinocystis, Scutellidae, Scutellinidae, Semperitidae, Stylophora, Tubocaudinidae
Subtaxa: Asteroidea, Auluroidea, Catervaparmasteridae, Eopentaroida, Falloasteridae, Ophiuroidea, Phragmactinidae, Somasteroidea, Stenuroidea
Ecology: epifaunal carnivore