Strophomenata - Productida - Productellidae
Full reference: S. S. Lazarev. 2011. Brachiopods of the subfamily Chaoiellinae subfam. nov.: phylogeny and position in the Productidin systematics. Paleontological Journal 45(1):23-34
Parent taxon: Productellidae according to S. S. Lazarev 2011
Sister taxa: Chonopectinae, Overtoniinae, Plicatiferinae, Productellinae, Productinae, Productinidae
Subtaxa: Chaoiellini Rugatiini
Ecology: stationary low-level epifaunal suspension feeder
Distribution:
• Permian of Austria (2 collections), Bolivia (8), Cambodia (1), Canada (12: Nunavut, Yukon), China (17), Greenland (1), Guatemala (1), Japan (3), Laos (2), Mexico (1), Pakistan (3), Peru (5), the Russian Federation (7), Slovenia (1), Svalbard and Jan Mayen (3), Thailand (1), United States (157: Alaska, Arizona, Nevada, Oklahoma, Texas, Utah), Venezuela (6)
• Carboniferous to Permian of Bolivia (1), China (2)
• Carboniferous of Canada (1: Yukon), China (1), Italy (1), Svalbard and Jan Mayen (2), United States (12: Alaska, Texas)
Total: 251 collections including 302 occurrences