Joseph Britton Freshwater Mussel Collection - 78 Matching Results

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Quadrula mortoni, Specimen #983

Description: 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 recently dead when collected.
Date: July 18, 1973
Creator: Britton, Joseph
Partner: Elm Fork Natural Heritage Museum

Quadrula mortoni, Specimen #984

Description: 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
Partner: Elm Fork Natural Heritage Museum

Quadrula petrina, Specimen #992

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 18, 1979
Creator: Britton, Joseph & Britton, David
Partner: Elm Fork Natural Heritage Museum

Toxolasma parvum, Specimen #1114

Description: One preserved mussel specimen including both the left and right valves. The specimen exhibits an elliptical shape; thick shell; single looped beak sculpturing; bluish-white internal coloring; tan 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: October 18, 1974
Creator: Britton, Joseph
Partner: Elm Fork Natural Heritage Museum

Toxolasma parvum, Specimen #1115

Description: One preserved mussel specimen including the left valve only. The specimen exhibits an elliptical shape; 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 very-long dead when collected.
Date: October 18, 1974
Creator: Britton, Joseph & Murphy, C.
Partner: Elm Fork Natural Heritage Museum

Toxolasma parvum, Specimen #1116

Description: One preserved mussel specimen including the left valve only. The specimen exhibits an elliptical shape; 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 long dead when collected.
Date: October 18, 1974
Creator: Britton, Joseph & Murphy, C.
Partner: Elm Fork Natural Heritage Museum

Toxolasma parvum, Specimen #1117

Description: One preserved mussel specimen including the right valve only. The specimen exhibits an elliptical shape; 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 long dead when collected.
Date: October 18, 1974
Creator: Britton, Joseph & Murphy, C.
Partner: Elm Fork Natural Heritage Museum

Toxolasma texasense, Specimen #530

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 Neches basin. The specimen measures between 0 - 60 mm in length and was assessed to be long dead when collected.
Date: October 18, 1974
Creator: Britton, Joseph
Partner: Elm Fork Natural Heritage Museum

Toxolasma texasense, Specimen #531

Description: One preserved mussel specimen including both the left and right valves. The specimen exhibits an elliptical shape; moderately thick shell; white internal coloring; reddish-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: October 18, 1974
Creator: Britton, Joseph
Partner: Elm Fork Natural Heritage Museum

Toxolasma texasense, Specimen #534

Description: One preserved mussel specimen including both the left and right valves. The specimen exhibits an elliptical shape; moderately thick shell; white internal coloring; dark 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 relatively-recently dead when collected.
Date: October 18, 1974
Creator: Britton, Joseph
Partner: Elm Fork Natural Heritage Museum

Toxolasma texasense, Specimen #536

Description: One preserved mussel specimen including both the left and right valves. The specimen exhibits an elliptical shape; moderately thick 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: October 18, 1974
Creator: Britton, Joseph
Partner: Elm Fork Natural Heritage Museum

Toxolasma texasense, Specimen #537

Description: One preserved mussel specimen including both the left and right valves. The specimen exhibits an elliptical shape; moderately thick shell; bluish-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 recently dead when collected.
Date: October 18, 1974
Creator: Britton, Joseph
Partner: Elm Fork Natural Heritage Museum

Toxolasma texasense, Specimen #1124

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; dark 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 relatively-recently dead when collected.
Date: October 18, 1974
Creator: Britton, Joseph
Partner: Elm Fork Natural Heritage Museum

Toxolasma texasense, Specimen #1125

Description: One preserved mussel specimen including the right valve only. 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 Neches basin. The specimen measures between 0 - 60 mm in length and was assessed to be long dead when collected.
Date: October 18, 1974
Creator: Britton, Joseph
Partner: Elm Fork Natural Heritage Museum

Toxolasma texasense, Specimen #1126

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; 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 relatively-recently dead when collected.
Date: October 18, 1974
Creator: Britton, Joseph
Partner: Elm Fork Natural Heritage Museum

Toxolasma texasense, Specimen #1127

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 Neches basin. The specimen measures between 0 - 60 mm in length and was assessed to be long dead when collected.
Date: October 18, 1974
Creator: Britton, Joseph
Partner: Elm Fork Natural Heritage Museum

Toxolasma texasense, Specimen #1128

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 Neches basin. The specimen measures between 0 - 60 mm in length and was assessed to be long dead when collected.
Date: October 18, 1974
Creator: Britton, Joseph
Partner: Elm Fork Natural Heritage Museum

Toxolasma texasense, Specimen #1129

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 Neches basin. The specimen measures between 0 - 60 mm in length and was assessed to be long dead when collected.
Date: October 18, 1974
Creator: Britton, Joseph
Partner: Elm Fork Natural Heritage Museum

Toxolasma texasense, Specimen #1146

Description: One preserved mussel specimen including the left valve only. 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 Trinity basin. The specimen measures between 0 - 60 mm in length and was assessed to be recently dead when collected.
Date: October 18, 1974
Creator: Britton, Joseph & Murphy, C.
Partner: Elm Fork Natural Heritage Museum

Tritogonia verrucosa, Specimen #897

Description: 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
Partner: Elm Fork Natural Heritage Museum

Truncilla macrodon, Specimen #1560

Description: One preserved mussel specimen including both the left and right valves. The specimen exhibits an elliptical shape; white internal coloring; olive external coloring; no external sculpturing. The specimen measures between 0 - 60 mm in length and was assessed to be relatively-recently dead when collected.
Date: October 18, 1969
Creator: Pratt, W. L.
Partner: Elm Fork Natural Heritage Museum

Truncilla macrodon, Specimen #1561

Description: One preserved mussel specimen including both the left and right valves. The specimen exhibits an elliptical shape; white internal coloring; olive external coloring; no external sculpturing. The specimen measures between 0 - 60 mm in length and was assessed to be relatively-recently dead when collected.
Date: October 18, 1969
Creator: Pratt, W. L.
Partner: Elm Fork Natural Heritage Museum

Truncilla macrodon, Specimen #1562

Description: One preserved mussel specimen including both the left and right valves. The specimen exhibits an elliptical shape; white internal coloring; tan external coloring; no external sculpturing. The specimen measures between 0 - 60 mm in length and was assessed to be relatively-recently dead when collected.
Date: October 18, 1969
Creator: Pratt, W. L.
Partner: Elm Fork Natural Heritage Museum

Utterbackia imbecillis, Specimen #1291

Description: One preserved mussel specimen including both the left and right valves. The specimen exhibits an elliptical shape; thin shell; double looped beak sculpturing; bluish-white internal coloring; tan external coloring; no external sculpturing. Collected in the Neches basin. The specimen measures between 0 - 60 mm in length and was assessed to be relatively-recently dead when collected.
Date: October 18, 1974
Creator: Britton, Joseph
Partner: Elm Fork Natural Heritage Museum