Bivalvia - Cardiida - Semelidae

PaleoDB taxon number: 101161

Alternative combination: Amphidesma aequalis

Belongs to Abra according to A. J. W. Hendy et al. 2008

Sister taxa: Abra (Abra), Abra (Syndosmya), Abra alba, Abra antwerpiensis, Abra deshayesi, Abra fabalis, Abra marylandica, Abra nitens, Abra obovalis, Abra recluzii, Abra suessoniensis, Abra uruguayensis

Ecology: facultatively mobile infaunal deposit feeder-suspension feeder