Crinoidea - Isocrinida - Isocrinidae
Parent taxon: Isocrinidae according to H. Hess and C. G. Messing 2011
See also Hess 2012, Hess and Gale 2010, Jäger 1985 and Stiller 2011
Sister taxa: Archaeoisocrinus, Balanocrininae, Chariocrinus, Isocrinus parvus, Neocrinus, Pentacrinus exilis, Pentacrinus fairbanksi, Pentacrinus stellatus, Pentacrinus tehamaensis, Tauriniocrinus
Subtaxa: Bakonycrinus Chladocrinus Hispidocrinus Hypalocrinus Isocrinus Raymondicrinus Tyrolecrinus
Type: Isocrinus
Ecology: stationary upper-level epifaunal suspension feeder
Distribution:
• Miocene of Jamaica (1 collection)
• Oligocene of Germany (1), United States (6: Oregon, Washington)
• Eocene to Oligocene of United States (1: Oregon)
• Eocene of New Zealand (2), United States (6: Oregon)
• Paleocene of Denmark (1)
• Cretaceous to Paleogene of the Netherlands (1)
• Cretaceous of the Czech Republic (7), France (13), Germany (2), Japan (12), Poland (1), Switzerland (1), the United Kingdom (28), United States (4: California)
• Jurassic of Bosnia and Herzegovina (1), China (1), France (14), Germany (18), Greenland (5), India (2), Luxembourg (1), New Zealand (2), Peru (1), Poland (1), Portugal (1), Switzerland (8), Ukraine (1), the United Kingdom (30), United States (4: Utah, Wyoming)
• Triassic of Austria (2), Canada (5: British Columbia), China (11), Colombia (1), East Timor (1), France (1), Germany (2), Hungary (3), Indonesia (2), Iran (3), Italy (17), Peru (6), Slovenia (3), United States (16: Alaska, California, Nevada, Utah)
Total: 250 collections including 306 occurrences