Crinoidea - Cyathocrinida - Euspirocrinidae
Synonyms: Ampheristocrinidae Miller 1889, Parisocrinidae Jaekel 1918
Parent taxon: Cyathocrinitacea according to W. I. Ausich and P. Copper 2010
See also Ausich 1998, Ausich et al. 2019, Haude 2004, Haugh 1979, Ubaghs et al. 1978 and Wright et al. 2019
Sister taxa: none
Subtaxa: Ampheristocrinus Anaglyptocrinus Caelocrinus Eoparisocrinus Euspirocrinus Manocrinus Necopinocrinus Parisocrinus Simcoecrinus Vasocrinus Zygotocrinus
Type: Euspirocrinus
Ecology: stationary intermediate-level epifaunal suspension feeder
Distribution:
• Permian of Australia (2 collections)
• Carboniferous of United States (4: Indiana, Kentucky)
• Devonian of Argentina (1), China (1), the Czech Republic (2), France (1), Mongolia (1)
• Silurian of Canada (1: Quebec), Estonia (1), Sweden (3), United States (8: Indiana, New York, Ohio, Oklahoma)
• Ordovician of Canada (4: Ontario, Quebec), United States (1: Iowa)
Total: 30 collections including 33 occurrences