Parent taxon: Dendrocrinida according to G. D. Webster et al. 2009
Sister taxa: Aesiocrinidae, Agassizocrinoidea, Apographiocrinoidea, Bridgerocrinidae, Cromyocrinoidea, Dendrocrinacea, Erisocrinoidea, Glossocrinacea, Glossocrinidae, Graphiocrinoidea, Kraterocrinidae, Lophocrinoidea, Mastigocrinacea, Mastigocrinoidea, Merocrinacea, Mollocrinoidea, Pentaxocrinus, Pirasocrinacea, Plicodendrocrinacea, Rutkowskicrinidae, Scytalocrinacea, Scytalocrinoidea, Timorocidaroidea, Zeacrinitoidea, Texacrinoidea
Subtaxa: none
Ecology: stationary intermediate-level epifaunal suspension feeder
Distribution:
• Permian of Canada (1: British Columbia collection), the Russian Federation (1), United States (4: Nevada, Texas)
• Melekhovian of United States (2: Nebraska)
• Carboniferous of Brazil (1), China (1), United States (41: Arizona, Arkansas, Illinois, Iowa, Kansas, Kentucky, Nebraska, Oklahoma, Texas)
Total: 51 collections including 90 occurrences