Bivalvia - Mytilida - Mytilidae

Full reference: R. D. Hoare, M. T. Sturgeon, and E.A. Kindt. 1978. New Pennsylvanian bivalves and occurrences of Pseudoconocardium from Ohio and West Virginia. Journal of Paleontology 52(5):1023-1036

Belongs to Promytilus according to R. D. Hoare et al. 1978

Sister taxa: Promytilus acinaciformis, Promytilus annosus, Promytilus borealis, Promytilus cancellatus, Promytilus ensiformis, Promytilus illinoisensis, Promytilus laevis, Promytilus maiyensis, Promytilus mazzolenii, Promytilus mytiliformis, Promytilus priscus, Promytilus retusus, Promytilus semiorbicularis, Promytilus swallovi, Promytilus vetulus

Type specimen: OSU 4567-1, a valve. Its type locality is HOh-2. An uncertain locality near Millersburg, Hardy Township, which is in an Atokan carbonate limestone in the Pottsville Formation of Ohio.

Ecology: stationary semi-infaunal suspension feeder

Average measurements (in mm): valve 24.0 x 17.0