Crinoidea - Flexibilia - Cupulocrinidae
Parent taxon: Flexibilia according to D. F. Wright et al. 2019
See also Ausich 1998, Ausich and Copper 2010, Ausich et al. 2007, Kolata 1976 and Ubaghs et al. 1978
Sister taxa: Edriocrinidae, Icthyocrinus, Metichthyocrinus, Pinnata, Sagenocrinida, Taxocrinida, Taxocrinoidea
Subtaxa: Cupulocrinus Morenacrinus Quinquecaudex
Ecology: stationary intermediate-level epifaunal suspension feeder
Distribution:
• Devonian of Australia (1 collection)
• Silurian of United States (1: Indiana)
• Dobrotivian of Spain (1)
• Ordovician of Canada (11: Nunvait, Ontario, Quebec), the United Kingdom (1), United States (81: Illinois, Illinois, Iowa, Indiana, Iowa, Iowa, Illinois, Kentucky, Minnesota, New York, Ohio, Oklahoma, Tennessee, Wisconsin, Wyoming)
Total: 96 collections including 141 occurrences