Strophomenata - Productida - Echinoconchidae
Parent taxon: Echinoconchinae according to A. Williams et al. 2000
Sister taxa: Calliprotoniini, Karavankinini
Subtaxa: Chenxianoproductus Echinaria Echinoconchus Stepanoconchus
Type: Echinoconchus
Ecology: stationary low-level epifaunal suspension feeder
Distribution:
• Permian of Austria (1 collection), Canada (1: British Columbia), China (26), Indonesia (2), Iran (2), Japan (6), Laos (1), Malaysia (1), Pakistan (1), Peru (1), the Russian Federation (4), Thailand (1), United States (5: Texas)
• Carboniferous to Permian of United States (3: Texas)
• Carboniferous of Australia (19), Canada (14: Alberta, Nunavut, Yukon), China (9), Mexico (3), the Russian Federation (1), Slovenia (1), Svalbard and Jan Mayen (1), Ukraine (2), the United Kingdom (44), United States (230: Alabama, Alaska, Arizona, Arkansas, California, Idaho, Illinois, Indiana, Iowa, Kansas, Kentucky, Montana, Nevada, New Mexico, Ohio, Oklahoma, Pennsylvania, Texas, Utah, Virginia, Wyoming)
• Devonian of United States (1: New Mexico), Vietnam (1)
Total: 381 collections including 412 occurrences