†superfamily Pirasocrinoidea Moore and Laudon 1943 (Sea lily)
PaleoDB taxon number: 157878
Parent taxon: Dendrocrinida according to G. D. Webster et al. 2009
Sister taxa: Aesiocrinidae, Blothrocrinidae, Bridgerocrinidae, Dendrocrinacea, Glossocrinacea, Glossocrinidae, Kraterocrinidae, Lophocrinoidea, Marsupitidae, Mastigocrinacea, Mastigocrinoidea, Merocrinacea, Pentaxocrinus, Pirasocrinacea, Plicodendrocrinacea, Poteriocrinitidae, Rutkowskicrinidae, Scytalocrinacea, Scytalocrinoidea, Uintacrinidae
Subtaxa: Pirasocrinidae
Ecology: stationary upper-level epifaunal suspension feeder