Six freshwater mussel valves, three complete specimens. The exteriors are dark brown to brown in color with deep growth lines, striations and large nodules. The interiors have an iridescent, silver to pink color. The shells have silver interior nacre and a thick periostracum. The periostracum is flaking on the shells' umbos and nodules due to wear. The shells have deep muscle scars and large hinge teeth. The shells are oval shaped with squared posterior edges and rounded anterior edges.