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Toxolasma texasense, Specimen #1121

Description: One preserved mussel specimen including both the left and right valves. The specimen exhibits an elliptical shape; moderately thick shell; single looped beak sculpturing; 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 8, 1971
Creator: Britton, Joseph
Partner: Elm Fork Natural Heritage Museum

Leptodea fragilis, Specimen #509

Description: One preserved mussel specimen including the left valve only. The specimen exhibits an oval shape; thin shell; double looped beak sculpturing; white internal coloring; 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: October 8, 1972
Creator: Pettit, J.
Partner: Elm Fork Natural Heritage Museum

Obliquaria reflexa, Specimen #544

Description: One preserved mussel specimen including the right valve only. The specimen exhibits a round shape; thick shell; white internal coloring; tan 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: October 8, 1972
Creator: Pettit, J.
Partner: Elm Fork Natural Heritage Museum

Truncilla truncata, Specimen #1227

Description: One preserved mussel specimen including the right valve only. The specimen exhibits a triangular shape; 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: October 8, 1972
Creator: Pettit, J.
Partner: Elm Fork Natural Heritage Museum

Toxolasma texasense, Specimen #1122

Description: One preserved mussel specimen including the right valve only. The specimen exhibits an elliptical shape; moderately thick shell; single looped beak sculpturing; bluish-white internal coloring; olive 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 8, 1971
Creator: Britton, Joseph & Mauldin, V.
Partner: Elm Fork Natural Heritage Museum

Potamilus purpuratus, Specimen #670

Description: One preserved mussel specimen including both the left and right valves. The specimen exhibits a rhomboidal shape; thick shell; yellow 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 relatively-recently dead when collected.
Date: October 8, 1972
Creator: Pettit, J.
Partner: Elm Fork Natural Heritage Museum

Potamilus purpuratus, Specimen #671

Description: One preserved mussel specimen including both the left and right valves. The specimen exhibits an oval shape; thick shell; pink 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: October 8, 1972
Creator: Pettit, J.
Partner: Elm Fork Natural Heritage Museum

Lampsilis hydiana, Specimen #354

Description: One preserved mussel specimen including both the left and right valves. The specimen exhibits a rhomboidal shape; thin shell; double looped beak sculpturing; 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: October 8, 1972
Creator: Britton, Joseph
Partner: Elm Fork Natural Heritage Museum

Lampsilis hydiana, Specimen #355

Description: One preserved mussel specimen including both the left and right valves. The specimen exhibits a rhomboidal shape; thin shell; double looped beak sculpturing; white internal coloring; tan external coloring; no external sculpturing. Collected in the Trinity basin. The specimen measures between 100 - 120 mm in length and was assessed to be recently dead when collected.
Date: October 8, 1972
Creator: Britton, Joseph
Partner: Elm Fork Natural Heritage Museum

Lampsilis teres, Specimen #452

Description: One preserved mussel specimen including the left valve only. The specimen exhibits an elliptical shape; moderately thick shell; white internal coloring; yellow 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 8, 1971
Creator: Britton, Joseph & Mauldin, V.
Partner: Elm Fork Natural Heritage Museum

Lampsilis teres, Specimen #453

Description: One preserved mussel specimen including both the left and right valves. The specimen exhibits an elliptical shape; moderately thick shell; white internal coloring; off-white 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 8, 1971
Creator: Britton, Joseph & Mauldin, V.
Partner: Elm Fork Natural Heritage Museum

Lampsilis teres, Specimen #454

Description: One preserved mussel specimen including both the left and right valves. The specimen exhibits an elliptical shape; moderately thick shell; white internal coloring; off-white 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 8, 1971
Creator: Britton, Joseph & Mauldin, V.
Partner: Elm Fork Natural Heritage Museum

Lampsilis teres, Specimen #455

Description: One preserved mussel specimen including both the left and right valves. The specimen exhibits an elliptical shape; moderately thick shell; white internal coloring; tan 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 8, 1971
Creator: Britton, Joseph & Mauldin, V.
Partner: Elm Fork Natural Heritage Museum

Lampsilis teres, Specimen #261

Description: One preserved mussel specimen including the left valve only. The specimen exhibits an elliptical shape; moderately thick shell; white internal coloring; 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 very-long dead when collected.
Date: September 8, 1971
Creator: Britton, Joseph & Mauldin, V.
Partner: Elm Fork Natural Heritage Museum

Lampsilis teres, Specimen #448

Description: One preserved mussel specimen including both the left and right valves. The specimen exhibits an elliptical shape; moderately thick shell; white internal coloring; tan external coloring; no external sculpturing. Collected in the Trinity basin. The specimen measures between 60 - 100 mm in length and was assessed to be long dead when collected.
Date: September 8, 1971
Creator: Britton, Joseph & Mauldin, V.
Partner: Elm Fork Natural Heritage Museum

Amblema plicata, Specimen #124

Description: One preserved mussel specimen including both the left and right valves. 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 Trinity basin. The specimen measures between 60 - 100 mm in length and was assessed to be long dead when collected.
Date: September 8, 1971
Creator: Britton, Joseph & Mauldin, V.
Partner: Elm Fork Natural Heritage Museum

Amblema plicata, Specimen #130

Description: One preserved mussel specimen including the left valve only. The specimen exhibits a quadrate shape; thick shell; single looped beak sculpturing; white internal coloring; tan external coloring; external sculpturing in the form of ridges. 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 8, 1971
Creator: Mauldin, V. & Britton, Joseph
Partner: Elm Fork Natural Heritage Museum

Lampsilis teres, Specimen #1587

Description: One preserved mussel specimen including both the left and right valves. The specimen exhibits an elliptical shape; moderately thick shell; white internal coloring; tan external coloring; no external sculpturing. Collected in the Trinity basin. The specimen measures between 100 - 120 mm in length and was assessed to be relatively-recently dead when collected.
Date: September 8, 1971
Creator: Britton, Joseph & Mauldin, V.
Partner: Elm Fork Natural Heritage Museum

Lampsilis teres, Specimen #1586

Description: One preserved mussel specimen including both the left and right valves. The specimen exhibits an elliptical shape; moderately thick shell; white internal coloring; tan external coloring; no external sculpturing. Collected in the Trinity basin. The specimen measures between 100 - 120 mm in length and was assessed to be relatively-recently dead when collected.
Date: September 8, 1971
Creator: Britton, Joseph & Mauldin, V.
Partner: Elm Fork Natural Heritage Museum

Uniomerus tetralasmus, Specimen #1236

Description: One preserved mussel specimen including both the left and right valves. The specimen exhibits an elliptical shape; thin shell; white internal coloring; brown external coloring; no external sculpturing. Collected in the Neches basin. The specimen measures between 0 - 60 mm in length and was assessed to be long dead when collected.
Date: November 8, 1974
Creator: Britton, Joseph
Partner: Elm Fork Natural Heritage Museum

Truncilla truncata, Specimen #1222

Description: One preserved mussel specimen including both the left and right valves. The specimen exhibits a triangular shape; thick shell; white internal coloring; tan external coloring; no external sculpturing. Collected in the Trinity basin. The specimen measures between 60 - 100 mm in length and was assessed to be very-recently dead when collected.
Date: October 8, 1972
Creator: Britton, Joseph
Partner: Elm Fork Natural Heritage Museum

Truncilla truncata, Specimen #1223

Description: One preserved mussel specimen including both the left and right valves. The specimen exhibits a triangular shape; thick shell; white internal coloring; olive 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: October 8, 1972
Creator: Britton, Joseph
Partner: Elm Fork Natural Heritage Museum

Truncilla truncata, Specimen #1224

Description: One preserved mussel specimen including both the left and right valves. The specimen exhibits a triangular shape; 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: October 8, 1972
Creator: Britton, Joseph
Partner: Elm Fork Natural Heritage Museum

Pyganodon grandis, Specimen #854

Description: One preserved mussel specimen including both the left and right valves. The specimen exhibits a round shape; thin shell; double looped beak sculpturing; bluish-white internal coloring; tan 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 8, 1971
Creator: Britton, Joseph & Mauldin, V.
Partner: Elm Fork Natural Heritage Museum
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