Parent taxon: Beyrichicopina according to M. B. Forel et al. 2020
Sister taxa: Beyrichioidea, Bolliacea, Craspedobolbinoidea, Indivisiacea, Kirkbyoidea, Kloedenioidea, Longisculacea, Oepikelloidea, Treposelloidea, Welleriellacea, Youngielloidea, Zygobolboidea
Subtaxa: none
Ecology: epifaunal suspension feeder
Distribution:
• Triassic of Australia (2 collections), China (31), Hungary (1), Iran (2), Saudi Arabia (1)
• Permian of Australia (25), Austria (2), Azerbaijan (10), Canada (1: British Columbia), China (37), Greece (1), Hungary (7), Iran (18), Israel (3), Japan (1), Oman (30), Saudi Arabia (2), Serbia (2), Thailand (14), Türkiye (2), Venezuela (2)
• Carboniferous of China (1), Spain (1), Ukraine (3), the United Kingdom (4), United States (30: Arizona, California, Colorado, Indiana, Kansas, Missouri, Nebraska, New Mexico, Oklahoma, Tennessee, Texas, Wyoming)
• Couvinien of Australia (1)
• Devonian of Canada (1: Ontario), Czechia (1), Germany (9), the Russian Federation (1), United States (21: Michigan, New York, Ohio, Pennsylvania)
• Silurian of United States (1: Oklahoma)
Total: 268 collections including 361 occurrences