Parent taxon: Disparida according to D. F. Wright et al. 2017
See also Webster and Rakhmonov 2009
Sister taxa: Allagecrinacea, Allagecrinoidea, Alphacrinidae, Anomalocrinacea, Athenacrinidae, Aureocrinus, Belemnocrinoidea, Brutopisocrinus, Calceocrinacea, Calceocrinida, Changninocrinus, Cincinnaticrinacea, Claviculacrinus, Dulkumocrinidae, Eustenocrinida, Gongrocrinus, Heterocrinacea, Heterocrinidae, Heterocrinoidea, Homocrinacea, Homocrinida, Macnamaratylus, Maennilicrinida, Metabolocrinus, Myelodactylacea, Myelodactylida, Paradoxocrinidae, Pentameri, Perittocrinacea, Perritocrinus, Pisocrinacea, Pisocrinida, Regnellicrinus, Resetocrinus, Tetragonocrinida, Tornatilicrinidae, Xisoallogecrinus
Subtaxa: none
Type: Pisocrinus
Ecology: stationary intermediate-level epifaunal suspension feeder
Distribution: there are no occurrences of Pisocrinoidea in the database