Bivalvia - Pectinida - Heteropectinidae
Parent taxon: Heteropectinidae according to J. P. Neves et al. 2014
See also Bouchet et al. 2010 and Carter et al. 2011
Sister taxa: Cassianoidinae, Etheripectininae, Girtypectininae
Subtaxa: Heteropecten Kolymopecten
Ecology: stationary epifaunal suspension feeder
Distribution:
• Triassic of United States (1: Montana collection)
• Permian of Afghanistan (1), Argentina (5), Australia (3), Brazil (3), Canada (3: Yukon), Chile (1), China (7), Greece (1), Mongolia (1), Nepal (2), New Zealand (5), Pakistan (1), the Russian Federation (33), Svalbard and Jan Mayen (9), United States (47: Arizona, Montana, Nevada, Oklahoma, Texas, Utah, Wyoming)
• Carboniferous to Permian of the Russian Federation (2), United States (1: Texas)
• Carboniferous of Argentina (2), Peru (3), Svalbard and Jan Mayen (1)
Total: 132 collections including 141 occurrences