Craniata - Craniopsida - Craniopsidae
Parent taxon: Craniopsioidea according to A. Williams et al. 2000
See also Mitchell 1977 and Popov et al. 2000
Sister taxa: none
Subtaxa: Craniops Discinopsis Lingulapholis Paracraniops Pseudopholidops Wrightiops
Type: Craniops
Ecology: stationary epifaunal suspension feeder
Distribution:
• Osagean of Canada (1: Alberta collection)
• Devonian of Argentina (1), Australia (5), Brazil (6), Canada (3: New Brunswick, Ontario, Quebec), China (1), Colombia (1), United States (51: Indiana, New York, Pennsylvania, Virginia)
• Silurian of Australia (2), Brazil (1), Canada (10: Nova Scotia, Ontario, Québec), China (9), the Czech Republic (3), Estonia (5), Ireland (1), Latvia (2), Lithuania (27), Mexico (5), Norway (3), the Russian Federation (2), Sweden (5), the United Kingdom (79), United States (38: California, Illinois, Indiana, Maryland, Michigan and Ohio, New York, Oklahoma, Tennessee)
• Ordovician of Canada (20: Ontario, Quebec), China (8), the Czech Republic (2), Estonia (9), Kazakhstan (6), Myanmar (1), Portugal (1), the Russian Federation (2), Sweden (3), the United Kingdom (38), United States (53: Illinois, Iowa, Kentucky, Michigan, Minnesota, New York, Ohio, Oklahoma, Pennsylvania, Virginia)
• Cambrian of Greenland (2)
Total: 406 collections including 412 occurrences