Bivalvia - Myalinida - Atomodesmatidae

Alternative combinations: Atomodesma permica, Posidonia permica

Full reference: N. D. Newell. 1955. Permian pelecypods of east Greenland. Meddelelser om Grønland 110(4):1-36

Belongs to Evenia according to A. S. Biakov 2008

Sister taxa: Atomodesma (Evenia) paichoicum, Evenia lenaensis

Type specimen: Its type locality is Fiskeelv Ma52, Southern Clavering Ø, which is in a Wuchiapingian marine siliciclastic in the Ravnefjeld Formation of Greenland

Average measurements (in mm): valve length 24.0