Strophomenata - Productida - Paucispiniferidae
Invalid subtaxa: Caucasoproductidae Kotlyar 1989 [replaced name], Caucasoproductinae Kotlyar 1989 [replaced name]
Parent taxon: Paucispiniferinae according to J. B. Waterhouse 2004
See also Kotlyar et al. 2004, Shen et al. 2003 and Williams et al. 2000
Sister taxa: none
Subtaxa: Anemonaria Caricula Caucasoproductus Elliottella Hexiproductus Hystriculina Jiguliconcha Jinomarginifera Lamnimargus Lampangella Liosotella Oncosarina Paucispinifera Retimarginifera Shanxiproductus Transennatia
Type: Paucispinifera
Ecology: stationary low-level epifaunal suspension feeder
Distribution:
• Triassic of China (2 collections)
• Permian to Triassic of India (1)
• Permian of Afghanistan (3), Armenia (2), Australia (21), Azerbaijan (1), Bolivia (20), Cambodia (4), Canada (24: Alberta, British Columbia, Northwest Territories, Nunavut, Yukon), China (174), Croatia (2), Greece (3), Greenland (28), India (19), Indonesia (4), Japan (22), Laos (2), Malaysia (18), Mexico (33), Mongolia (10), Myanmar (8), Nepal (15), Oman (2), Pakistan (71), the Russian Federation (45), Svalbard and Jan Mayen (32), Tajikistan (2), Thailand (22), Ukraine (4), United States (373: Alaska, California, Idaho, Kansas, Montana, Nevada, New Mexico, Texas, Utah, Wyoming), Venezuela (4), Vietnam (1)
• Carboniferous to Permian of United States (3: Texas)
• Carboniferous of Canada (3: Nunavut), China (3), Spain (1), Svalbard and Jan Mayen (2), United States (182: Illinois, Iowa, Kansas, Maryland, Missouri, Nebraska, Nevada, New Mexico, Ohio, Pennsylvania, Texas, Utah)
Total: 1166 collections including 1440 occurrences