†superfamily Colpomyoidea Pojeta and Gilbert-Tomlinson 1977 (clam)
Parent taxon: Colpomyida according to J. G. Carter et al. 2011
Sister taxa: none
Subtaxa: Colpomyidae Evyanidae
Ecology: facultatively mobile epifaunal suspension feeder
Distribution:
• Jurassic of Yemen (4 collections)
• Silurian of Spain (1), Sweden (4), United States (1: Alaska)
• Arenig of Argentina (3)
• Ordovician of Argentina (2), Australia (13), Canada (8: Manitoba, Ontario, Quebec, Québec), Czechia (1), Sweden (1), the United Kingdom (3), United States (29: Illinois, Iowa, Indiana, Kentucky, Michigan, Minnesota, Minnesota, Wisconsin, Illinois, New York, Ohio, Pennsylvania, Virginia)
Total: 70 collections including 84 occurrences