Superfamily Etherioidea Deshayes 1830 (clam)
Parent taxon: Unionoida according to R. Bieler and P. M. Mikkelsen 2006
See also Bouchet et al. 2010 and Nevesskaja 2009
Sister taxa: Actinodontophoroidea, Amblemidae, Archanodontacea, Archanodontoidea, Carydioidea, Hyriidina, Protelliptio, Silesunionidina, Silesunionina, Tihkia, Unionidina
Subtaxa: none
Ecology: facultatively mobile infaunal suspension feeder
Distribution: there are no occurrences of Etherioidea in the database