Crinoidea - Diplobathrida - Dimerocrinitidae
Parent taxon: Dimerocrinitacea according to W. I. Ausich 1998
See also Ausich and Copper 2010, Ausich and Cournoyer 2019, Ausich et al. 2019, Ubaghs et al. 1978 and von Zittel 1879
Sister taxa: Aenigmaticumcrinidae, Gazacrinidae, Lampterocrinidae, Nyctocrinidae, Orthocrinidae, Tuberocrinidae
Subtaxa: Allozygocrinus Ambicocrinus Becsciecrinus Cybelecrinus Cyphocrinus Dimerocrinites Eodimerocrinites Eudimerocrinus Euptychocrinus Griphocrinus Hiiumaacrinus Macarocrinus Nexocrinus Oepikicrinus Pterinocrinus Ptychocrinus Shidianocrinus
Type: Dimerocrinites
Ecology: stationary upper-level epifaunal suspension feeder
Distribution:
• Devonian of Argentina (1 collection), Australia (4), Bolivia (1), the Czech Republic (1), France (1), Germany (1), Spain (1), United States (2: New York, Tennessee)
• Silurian of Australia (2), Canada (22: Ontario, Quebec, Québec), Estonia (3), the United Kingdom (2), United States (54: Illinois, Indiana, Iowa, New York, Tennessee, Wisconsin)
• Ordovician of Canada (1: Quebec), the United Kingdom (1), United States (13: Illinois, Iowa, Iowa, Iowa, Illinois, Kentucky, Minnesota, Ohio)
Total: 110 collections including 147 occurrences