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 (1 collection), 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), 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), Svalbard and Jan Mayen (2), United States (12: Alaska, Texas)
Total: 248 collections including 299 occurrences