Rhynchonellata - Athyridida - Athyrididae
Alternative spelling: Spirigera (Athyris)
Parent taxon: Athyridinae according to A. Williams et al. 2002
See also Sepkoski 2002 and Walcott 1884
Sister taxa: Actinoconchus, Alvarezites, Atrythyris, Brimethyris, Bruntonites, Eifyris, Gonathyris, Imacanthyris, Johnsonathyris, Lamellosathyris, Meristospira, Pachyplax, Protathyris, Zonathyris
Subtaxa: Athyris (Cliothyris) Athyris (Seminula) Athyris (Spirigera) Athyris ambiguaeformis Athyris angelica Athyris angulata Athyris bisulcata Athyris bradyensis Athyris cestriensis Athyris concentrica Athyris damesi Athyris globularis Athyris goniocolpos Athyris lamellosa Athyris mirabilis Athyris persinuata Athyris plicatiformis Athyris spiriferoides Athyris subquadrata Athyris xetra
Type: Athyris headi
Ecology: stationary low-level epifaunal suspension feeder
Distribution:
• Triassic of Bosnia and Herzegovina (10 collections), Canada (1: British Columbia), China (1), East Timor (1), Hungary (7), India (5), Indonesia (5), Italy (5), Nepal (1), New Caledonia (2), New Zealand (19), Serbia and Montenegro (1), Slovakia (1), Thailand (1), Turkey (1), United States (2: California, Nevada)
• Permian to Triassic of India (1)
• Permian of Australia (1), China (18), Indonesia (3), Laos (1), Pakistan (95), Svalbard and Jan Mayen (2), United States (4: Texas)
• Namurian of Australia (4)
• Carboniferous of Australia (17), Canada (2: Alberta, Yukon), China (1), India (1), Ireland (1), Libya (1), Mexico (1), Morocco (1), the United Kingdom (15), United States (35: Alaska, Arizona, Arkansas, California, Indiana, Iowa, Missouri, Nevada, New Mexico, Oklahoma, Texas, Utah, Virginia)
• Givetian of China (1), United States (1: Missouri)
• Devonian to Carboniferous of the United Kingdom (1)
• Devonian of Afghanistan (6), Australia (4), Belgium (77), Canada (13: Alberta, Manitoba, Nunavut, Ontario, Quebec), China (20), the Czech Republic (4), France (26), Germany (32), Iran (2), Libya (4), Morocco (2), Myanmar (2), Poland (31), the Russian Federation (10), Spain (58), Tajikistan (2), Thailand (1), the United Kingdom (1), United States (352: Colorado, Illinois, Indiana, Iowa, Kentucky, Michigan, Missouri, Montana, Nevada, New Mexico, New York, Ohio, Pennsylvania, Virginia, West Virginia, Wisconsin), Venezuela (1), Vietnam (5)
• Silurian of Morocco (1), United States (4: Alaska, California, Kentucky)
Total: 928 collections including 1023 occurrences
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.