Alternative spelling: Erisocrinacea
Parent taxon: Dendrocrinida according to G. D. Webster and S. K. Donovan 2015
See also Mao et al. 2018, Ubaghs et al. 1978, Webster 1987, Webster 2012, Webster and Jell 1992 and Webster and Webster 2012
Sister taxa: Aesiocrinidae, Agassizocrinoidea, Apographiocrinoidea, Bridgerocrinidae, Cromyocrinoidea, Dendrocrinacea, Glossocrinacea, Graphiocrinoidea, Kraterocrinidae, Lophocrinoidea, Mastigocrinacea, Mastigocrinoidea, Merocrinacea, Mollocrinoidea, Pentaxocrinus, Pirasocrinacea, Pirasocrinoidea, Plicodendrocrinacea, Scytalocrinoidea, Timorocidaroidea, Zeacrinitoidea, Texacrinoidea
Subtaxa: Arkacrinidae Catacrinidae Erisocrinidae Paradelocrinidae Protencrinidae
Type: Erisocrinus
Ecology: stationary intermediate-level epifaunal suspension feeder
Distribution:
• Melekhovian of United States (3: Nebraska collections)
• Permian of Azerbaijan (3), Canada (1: British Columbia), China (1), Greece (1), Indonesia (6), Slovenia (1), Svalbard and Jan Mayen (1), Tunisia (1), United States (6: Kansas, Nevada, Texas)
• Carboniferous to Permian of United States (1: Utah)
• Carboniferous of China (1), the United Kingdom (1), United States (60: Arizona, Arkansas, Illinois, Iowa, Kansas, Missouri, Nebraska, Ohio, Oklahoma, Texas, Utah, West Virginia)
Total: 87 collections including 121 occurrences