†family Carydiidae Haffer 1959 (clam)
Bivalvia - Modiomorphida - Carydiidae
Parent taxon: Cycloconchacea according to H. E. Vokes 1980
See also Bouchet et al. 2010, Nevesskaja 2009 and Newell 1965
Sister taxon: Lamellodontidae
Subtaxa: Carydium
Ecology: stationary semi-infaunal suspension feeder
Distribution:
• Carboniferous of United States (1: California collection)
• Devonian of Canada (1: New Brunswick), Germany (3), Luxembourg (2), Poland (1), the United Kingdom (2), United States (47: New York, Pennsylvania)
• Silurian of Bolivia (1)
Total: 58 collections including 59 occurrences