†superfamily Fordilloidea Pojeta 1975 (clam)
Parent taxon: Fordillida according to J. G. Carter et al. 2011
See also Nevesskaja 2009
Sister taxa: none
Subtaxa: Camyidae Fordillidae
Ecology: stationary epifaunal suspension feeder
Distribution:
• Cambrian of Antarctica (6 collections), Australia (34), Canada (5: Newfoundland and Labrador, Nova Scotia, Quebec), China (7), Germany (1), Greenland (9), Mexico (1), Morocco (1), the Russian Federation (14), Sweden (1), Türkiye (2), the United Kingdom (1), United States (2: New York)
• Solvan of the Russian Federation (1)
• Caerfai of United States (1: New York)
• Placentian of Canada (1: Newfoundland and Labrador)
Total: 87 collections including 95 occurrences