Parent taxon: Dendrocrinida according to S. R. Cole et al. 2017
Sister taxa: Aesiocrinidae, Agassizocrinoidea, Apographiocrinoidea, Bridgerocrinidae, Cromyocrinoidea, Dendrocrinacea, Glossocrinacea, Graphiocrinoidea, Kraterocrinidae, Mastigocrinacea, Merocrinacea, Mollocrinoidea, Pentaxocrinus, Pirasocrinacea, Pirasocrinoidea, Plicodendrocrinacea, Timorocidaroidea
Subtaxa: none
Ecology: stationary intermediate-level epifaunal suspension feeder
Distribution:
• Carboniferous of Canada (1: Alberta collection), Iran (1), United States (10: Iowa, Kentucky, Ohio, Tennessee)
• Devonian of Australia (5), Germany (2), South Africa (1), United States (4: Maryland, New York)
• Silurian of Australia (5), Sweden (1), the United Kingdom (1)
• Ordovician of Spain (2)
Total: 33 collections including 44 occurrences