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Lampsilis hydiana, Specimen #368

Description: One preserved mussel specimen including both the left and right valves. The specimen exhibits a rhomboidal shape; moderately thick shell; white internal coloring; tan external coloring; no external sculpturing. Collected in the Colorado basin. The specimen measures between 100 - 120 mm in length and was assessed to be relatively-recently dead when collected.
Date: August 16, 1979
Creator: Britton, Joseph & Britton, David
Partner: Elm Fork Natural Heritage Museum

Lampsilis hydiana, Specimen #364

Description: One preserved mussel specimen including both the left and right valves. The specimen exhibits a rhomboidal shape; moderately thick shell; white internal coloring; tan external coloring; no external sculpturing. The specimen measures between 60 - 100 mm in length and was assessed to be relatively-recently dead when collected.
Date: August 16, 1979
Creator: Britton, Joseph & Britton, David
Partner: Elm Fork Natural Heritage Museum

Lampsilis hydiana, Specimen #365

Description: One preserved mussel specimen including both the left and right valves. The specimen exhibits a rhomboidal shape; moderately thick shell; white internal coloring; tan external coloring; no external sculpturing. Collected in the Colorado basin. The specimen measures between 100 - 120 mm in length and was assessed to be recently dead when collected.
Date: August 16, 1979
Creator: Britton, Joseph & Britton, David
Partner: Elm Fork Natural Heritage Museum

Lampsilis hydiana, Specimen #366

Description: One preserved mussel specimen including both the left and right valves. The specimen exhibits a rhomboidal shape; moderately thick shell; white internal coloring; tan external coloring; no external sculpturing. Collected in the Colorado basin. The specimen measures between 100 - 120 mm in length and was assessed to be relatively-recently dead when collected.
Date: August 16, 1979
Creator: Britton, Joseph & Britton, David
Partner: Elm Fork Natural Heritage Museum

Lampsilis hydiana, Specimen #367

Description: One preserved mussel specimen including the right valve only. The specimen exhibits a rhomboidal shape; moderately thick shell; white internal coloring; off-white external coloring; no external sculpturing. Collected in the Colorado basin. The specimen measures between 100 - 120 mm in length and was assessed to be recently dead when collected.
Date: August 16, 1979
Creator: Britton, Joseph & Britton, David
Partner: Elm Fork Natural Heritage Museum

Quadrula petrina, Specimen #990

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 Colorado basin. The specimen measures between 100 - 120 mm in length and was assessed to be long dead when collected.
Date: August 16, 1979
Creator: Britton, Joseph & Britton, David
Partner: Elm Fork Natural Heritage Museum

Quadrula petrina, Specimen #1081

Description: One preserved mussel specimen including the right valve only. The specimen exhibits a round shape; moderately thick shell; white internal coloring; tan external coloring; no external sculpturing. Collected in the Colorado basin. The specimen measures between 60 - 100 mm in length and was assessed to be long dead when collected.
Date: June 16, 1979
Creator: Britton, Joseph; Brush, Sam & La Grove, M.
Partner: Elm Fork Natural Heritage Museum

Utterbackia imbecillis, Specimen #1350

Description: One preserved mussel specimen including both the left and right valves. The specimen exhibits an elliptical shape; thin shell; double looped beak sculpturing; white internal coloring; tan external coloring; no external sculpturing. Collected in the Brazos basin. The specimen measures between 0 - 60 mm in length and was assessed to be long dead when collected.
Date: August 16, 1979
Creator: Britton, Joseph & Britton, David
Partner: Elm Fork Natural Heritage Museum

Utterbackia imbecillis, Specimen #1349

Description: One preserved mussel specimen including both the left and right valves. The specimen exhibits an elliptical shape; thin shell; double looped beak sculpturing; white internal coloring; tan external coloring; no external sculpturing. Collected in the Brazos basin. The specimen measures between 0 - 60 mm in length and was assessed to be relatively-recently dead when collected.
Date: August 16, 1979
Creator: Britton, Joseph & Britton, David
Partner: Elm Fork Natural Heritage Museum

Toxolasma texasense, Specimen #1174

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; bluish-white internal coloring; tan external coloring; no external sculpturing. Collected in the Sulphur basin. The specimen measures between 0 - 60 mm in length and was assessed to be recently dead when collected.
Date: August 16, 1979
Creator: Britton, Joseph & Britton, David
Partner: Elm Fork Natural Heritage Museum

Toxolasma texasense, Specimen #1175

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; brown external coloring; no external sculpturing. Collected in the Sulphur basin. The specimen measures between 0 - 60 mm in length and was assessed to be relatively-recently dead when collected.
Date: August 16, 1979
Creator: Britton, Joseph & Britton, David
Partner: Elm Fork Natural Heritage Museum

Toxolasma texasense, Specimen #1176

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; bluish-white internal coloring; tan external coloring; no external sculpturing. Collected in the Sulphur basin. The specimen measures between 0 - 60 mm in length and was assessed to be relatively-recently dead when collected.
Date: August 16, 1979
Creator: Britton, Joseph & Britton, David
Partner: Elm Fork Natural Heritage Museum

Toxolasma texasense, Specimen #1177

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; brown external coloring; no external sculpturing. Collected in the Sulphur basin. The specimen measures between 0 - 60 mm in length and was assessed to be relatively-recently dead when collected.
Date: August 16, 1979
Creator: Britton, Joseph & Britton, David
Partner: Elm Fork Natural Heritage Museum

Toxolasma texasense, Specimen #1198

Description: One preserved mussel specimen including the left valve only. The specimen exhibits an elliptical shape; moderately thick shell; single looped beak sculpturing; white internal coloring; tan external coloring; no external sculpturing. The specimen measures between 0 - 60 mm in length and was assessed to be long dead when collected.
Date: June 16, 1979
Partner: Elm Fork Natural Heritage Museum

Truncilla truncata, Specimen #1214

Description: 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 16, 1971
Creator: Britton, Joseph & Mauldin, V.
Partner: Elm Fork Natural Heritage Museum

Toxolasma texasense, Specimen #1178

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 Sulphur basin. The specimen measures between 0 - 60 mm in length and was assessed to be relatively-recently dead when collected.
Date: August 16, 1979
Creator: Britton, Joseph & Britton, David
Partner: Elm Fork Natural Heritage Museum

Toxolasma texasense, Specimen #1179

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; bluish-white internal coloring; tan external coloring; no external sculpturing. Collected in the Sulphur basin. The specimen measures between 0 - 60 mm in length and was assessed to be relatively-recently dead when collected.
Date: August 16, 1979
Creator: Britton, Joseph & Britton, David
Partner: Elm Fork Natural Heritage Museum

Toxolasma texasense, Specimen #1180

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; bluish-white internal coloring; olive external coloring; no external sculpturing. Collected in the Sulphur basin. The specimen measures between 0 - 60 mm in length and was assessed to be recently dead when collected.
Date: August 16, 1979
Creator: Britton, Joseph & Britton, David
Partner: Elm Fork Natural Heritage Museum

Toxolasma texasense, Specimen #1181

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; bluish-white internal coloring; tan external coloring; no external sculpturing. Collected in the Sulphur basin. The specimen measures between 0 - 60 mm in length and was assessed to be recently dead when collected.
Date: August 16, 1979
Creator: Britton, Joseph & Britton, David
Partner: Elm Fork Natural Heritage Museum

Toxolasma texasense, Specimen #1182

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; bluish-white internal coloring; olive external coloring; no external sculpturing. Collected in the Sulphur basin. The specimen measures between 0 - 60 mm in length and was assessed to be recently dead when collected.
Date: August 16, 1979
Creator: Britton, Joseph & Britton, David
Partner: Elm Fork Natural Heritage Museum

Toxolasma texasense, Specimen #1183

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; bluish-white internal coloring; olive external coloring; no external sculpturing. Collected in the Sulphur basin. The specimen measures between 0 - 60 mm in length and was assessed to be recently dead when collected.
Date: August 16, 1979
Creator: Britton, Joseph & Britton, David
Partner: Elm Fork Natural Heritage Museum

Toxolasma texasense, Specimen #1184

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; brown external coloring; no external sculpturing. Collected in the Sulphur basin. The specimen measures between 0 - 60 mm in length and was assessed to be relatively-recently dead when collected.
Date: August 16, 1979
Creator: Britton, Joseph & Britton, David
Partner: Elm Fork Natural Heritage Museum

Toxolasma texasense, Specimen #1185

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; bluish-white internal coloring; olive external coloring; no external sculpturing. Collected in the Sulphur basin. The specimen measures between 0 - 60 mm in length and was assessed to be recently dead when collected.
Date: August 16, 1979
Creator: Britton, Joseph & Britton, David
Partner: Elm Fork Natural Heritage Museum

Toxolasma texasense, Specimen #1186

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; bluish-white internal coloring; tan external coloring; no external sculpturing. Collected in the Sulphur basin. The specimen measures between 0 - 60 mm in length and was assessed to be relatively-recently dead when collected.
Date: August 16, 1979
Creator: Britton, Joseph & Britton, David
Partner: Elm Fork Natural Heritage Museum