†superfamily Cycloconchoidea Ulrich 1884 (clam)
Parent taxon: Actinodontida according to P. Bouchet et al. 2010
See also Nevesskaja 2009
Sister taxa: Actinodontoidea, Amnigenioidea, Anodontopsoidea, Nyassoidea, Oriocrassatelloidea, Palaeomuteloidea
Subtaxa: none
Ecology: facultatively mobile infaunal suspension feeder
Distribution: there are no occurrences of Cycloconchoidea in the database