Quadrula mortoni, Specimen #984

One preserved mussel specimen including both the left and right valves. The specimen exhibits a round shape; moderately thick shell; white internal coloring; dark brown external coloring; no external sculpturing. Collected in the Trinity basin. The specimen measures between 0 - 60 mm in length and was assessed to be long dead when collected.
Date: July 18, 1973
Creator: Britton, Joseph
System: The UNT Digital Library

Tritogonia verrucosa, Specimen #897

One preserved mussel specimen including the left valve only. The specimen exhibits an elliptical shape; thick shell; white internal coloring; brown external coloring; external sculpturing in the form of pustules. Collected in the Trinity basin. The specimen measures between 60 - 100 mm in length and was assessed to be long dead when collected.
Date: July 18, 1973
Creator: Britton, Joseph
System: The UNT Digital Library