Quadrula mortoni, Specimen #1094

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 100 - 120 mm in length and was assessed to be long dead when collected.
Date: September 15, 1971
Creator: Britton, Joseph & Mauldin, V.
System: The UNT Digital Library

Quadrula mortoni, Specimen #1095

One preserved mussel specimen including both the left and right valves. The specimen exhibits a round shape; moderately thick shell; white internal coloring; tan external coloring; no external sculpturing. Collected in the Trinity basin. The specimen measures between 0 - 60 mm in length and was assessed to be recently dead when collected.
Date: September 15, 1971
Creator: Britton, Joseph & Mauldin, V.
System: The UNT Digital Library

Quadrula mortoni, Specimen #1096

One preserved mussel specimen including both the left and right valves. The specimen exhibits a round shape; moderately thick shell; white internal coloring; tan external coloring; no external sculpturing. Collected in the Trinity basin. The specimen measures between 0 - 60 mm in length and was assessed to be recently dead when collected.
Date: September 15, 1971
Creator: Britton, Joseph & Mauldin, V.
System: The UNT Digital Library

Quadrula mortoni, Specimen #1097

One preserved mussel specimen including both the left and right valves. The specimen exhibits a round shape; moderately thick shell; white internal coloring; tan external coloring; no external sculpturing. Collected in the Trinity basin. The specimen measures between 0 - 60 mm in length and was assessed to be relatively-recently dead when collected.
Date: September 15, 1971
Creator: Britton, Joseph & Mauldin, V.
System: The UNT Digital Library

Quadrula mortoni, Specimen #1098

One preserved mussel specimen including both the left and right valves. The specimen exhibits a round shape; moderately thick shell; white internal coloring; tan external coloring; no external sculpturing. Collected in the Trinity basin. The specimen measures between 0 - 60 mm in length and was assessed to be relatively-recently dead when collected.
Date: September 15, 1971
Creator: Britton, Joseph & Mauldin, V.
System: The UNT Digital Library

Quadrula mortoni, Specimen #1099

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 very-recently dead when collected.
Date: September 15, 1971
Creator: Britton, Joseph & Mauldin, V.
System: The UNT Digital Library

Quadrula mortoni, Specimen #1101

One preserved mussel specimen including both the left and right valves. The specimen exhibits a round shape; moderately thick shell; white internal coloring; 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 very-recently dead when collected.
Date: September 15, 1971
Creator: Britton, Joseph & Mauldin, V.
System: The UNT Digital Library

Tritogonia verrucosa, Specimen #890

One preserved mussel specimen including the right valve only. The specimen exhibits an elliptical shape; thick shell; white internal coloring; dark brown external coloring; external sculpturing in the form of ridges. Collected in the Trinity basin. The specimen measures between 100 - 120 mm in length and was assessed to be long dead when collected.
Date: September 15, 1971
Creator: Britton, Joseph & Mauldin, V.
System: The UNT Digital Library

Truncilla truncata, Specimen #1213

One preserved mussel specimen including both the left and right valves. The specimen exhibits a triangular shape; thick shell; white internal coloring; brown external coloring; no external sculpturing. Collected in the Trinity basin. The specimen measures between 60 - 100 mm in length and was assessed to be recently dead when collected.
Date: September 15, 1971
Creator: Britton, Joseph & Mauldin, V.
System: The UNT Digital Library