Description: One preserved mussel specimen including the right valve only. The specimen exhibits a quadrate shape; thick shell; single looped beak sculpturing; white internal coloring; black external coloring; external sculpturing in the form of ridges. Collected in the San Jacinto basin. The specimen measures between 60 - 100 mm in length and was assessed to be long dead when collected.
Date: May 20, 1977
Creator: Evans, P. & Golightly, C.
Partner: Elm Fork Natural Heritage Museum