Joseph Britton Freshwater Mussel Collection - 50 Matching Results

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Truncilla macrodon, Specimen #1558

Description: One preserved mussel specimen including both the left and right valves. The specimen exhibits a rhomboidal shape; bluish-white internal coloring; tan external coloring; no external sculpturing. The specimen measures between 0 - 60 mm in length and was assessed to be very-recently dead when collected.
Date: December 8, 1968
Creator: Pratt, W. L.
Partner: Elm Fork Natural Heritage Museum

Truncilla macrodon, Specimen #1559

Description: One preserved mussel specimen including both the left and right valves. The specimen exhibits an elliptical shape; bluish-white internal coloring; tan external coloring; no external sculpturing. The specimen measures between 0 - 60 mm in length and was assessed to be very-recently dead when collected.
Date: December 8, 1968
Creator: Pratt, W. L.
Partner: Elm Fork Natural Heritage Museum

Truncilla sp., Specimen #1557

Description: One preserved mussel specimen including the left valve only. The specimen exhibits an elliptical shape; white internal coloring; off-white external coloring; no external sculpturing. The specimen measures between 0 - 60 mm in length and was assessed to be very-recently dead when collected.
Date: December 8, 1968
Creator: Pratt, W. L.
Partner: Elm Fork Natural Heritage Museum

Amblema plicata, Specimen #100

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; dark brown 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: December 6, 1970
Creator: Britton, Joseph
Partner: Elm Fork Natural Heritage Museum

Amblema plicata, Specimen #101

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; brown 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: December 6, 1970
Creator: Britton, Joseph
Partner: Elm Fork Natural Heritage Museum

Pyganodon grandis, Specimen #841

Description: One preserved mussel specimen including both the left and right valves. The specimen exhibits a round 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 relatively-recently dead when collected.
Date: December 6, 1970
Creator: Britton, Joseph
Partner: Elm Fork Natural Heritage Museum

Pyganodon grandis, Specimen #842

Description: One preserved mussel specimen including both the left and right valves. 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 relatively-recently dead when collected.
Date: December 6, 1970
Creator: Britton, Joseph
Partner: Elm Fork Natural Heritage Museum

Pyganodon grandis, Specimen #843

Description: One preserved mussel specimen including the right valve only. The specimen exhibits a round 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: December 6, 1970
Creator: Britton, Joseph
Partner: Elm Fork Natural Heritage Museum

Utterbackia imbecillis, Specimen #1280

Description: One preserved mussel specimen including the left valve only. The specimen exhibits an elliptical shape; thin shell; double looped beak sculpturing; bluish-white internal coloring; green 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: December 6, 1970
Creator: Britton, Joseph
Partner: Elm Fork Natural Heritage Museum

Leptodea fragilis, Specimen #492

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 Brazos basin. The specimen measures between 100 - 120 mm in length and was assessed to be long dead when collected.
Date: December 31, 1970
Creator: Britton, Joseph
Partner: Elm Fork Natural Heritage Museum

Potamilus ohiensis, Specimen #647

Description: One preserved mussel specimen including the left valve only. The specimen exhibits an oval shape; thin shell; pink internal coloring; tan external coloring; no external sculpturing. Collected in the Brazos basin. The specimen measures between 100 - 120 mm in length and was assessed to be long dead when collected.
Date: December 31, 1970
Creator: Britton, Joseph
Partner: Elm Fork Natural Heritage Museum

Potamilus ohiensis, Specimen #648

Description: One preserved mussel specimen including both the left and right valves. The specimen exhibits an oval shape; thin shell; pink internal coloring; olive external coloring; no external sculpturing. Collected in the Brazos basin. The specimen measures over 120 mm in length and was assessed to be long dead when collected.
Date: December 31, 1970
Creator: Britton, Joseph
Partner: Elm Fork Natural Heritage Museum

Pyganodon grandis, Specimen #798

Description: One preserved mussel specimen including both the left and right valves. The specimen exhibits an oval 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 recently dead when collected.
Date: December 31, 1970
Creator: Britton, Joseph
Partner: Elm Fork Natural Heritage Museum

Pyganodon grandis, Specimen #799

Description: One preserved mussel specimen including the left valve only. The specimen exhibits an elliptical shape; thin shell; double looped beak sculpturing; white internal coloring; reddish-brown external coloring; no external sculpturing. Collected in the Brazos basin. The specimen measures between 60 - 100 mm in length and was assessed to be relatively-recently dead when collected.
Date: December 31, 1970
Creator: Britton, Joseph
Partner: Elm Fork Natural Heritage Museum

Pyganodon grandis, Specimen #800

Description: One preserved mussel specimen including the right 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 Brazos basin. The specimen measures over 120 mm in length and was assessed to be relatively-recently dead when collected.
Date: December 31, 1970
Creator: Britton, Joseph
Partner: Elm Fork Natural Heritage Museum

Pyganodon grandis, Specimen #801

Description: One preserved mussel specimen including the left valve only. The specimen exhibits an elliptical shape; thin shell; double looped beak sculpturing; white internal coloring; brown external coloring; no external sculpturing. Collected in the Brazos basin. The specimen measures over 120 mm in length and was assessed to be relatively-recently dead when collected.
Date: December 31, 1970
Creator: Britton, Joseph
Partner: Elm Fork Natural Heritage Museum

Pyganodon grandis, Specimen #802

Description: One preserved mussel specimen including the right valve only. The specimen exhibits an elliptical shape; thin shell; double looped beak sculpturing; white internal coloring; brown external coloring; no external sculpturing. Collected in the Brazos basin. The specimen measures over 120 mm in length and was assessed to be relatively-recently dead when collected.
Date: December 31, 1970
Creator: Britton, Joseph
Partner: Elm Fork Natural Heritage Museum

Pyganodon grandis, Specimen #803

Description: One preserved mussel specimen including the left valve only. The specimen exhibits an elliptical shape; thin shell; double looped beak sculpturing; white internal coloring; brown external coloring; no external sculpturing. Collected in the Brazos basin. The specimen measures over 120 mm in length and was assessed to be relatively-recently dead when collected.
Date: December 31, 1970
Creator: Britton, Joseph
Partner: Elm Fork Natural Heritage Museum

Pyganodon grandis, Specimen #804

Description: One preserved mussel specimen including the left valve only. The specimen exhibits an elliptical shape; thin shell; double looped beak sculpturing; white internal coloring; brown external coloring; no external sculpturing. Collected in the Brazos basin. The specimen measures over 120 mm in length and was assessed to be relatively-recently dead when collected.
Date: December 31, 1970
Creator: Britton, Joseph
Partner: Elm Fork Natural Heritage Museum

Pyganodon grandis, Specimen #805

Description: One preserved mussel specimen including the right 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 Brazos basin. The specimen measures between 100 - 120 mm in length and was assessed to be recently dead when collected.
Date: December 31, 1970
Creator: Britton, Joseph
Partner: Elm Fork Natural Heritage Museum

Pyganodon grandis, Specimen #806

Description: One preserved mussel specimen including the right 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 Brazos basin. The specimen measures between 100 - 120 mm in length and was assessed to be recently dead when collected.
Date: December 31, 1970
Creator: Britton, Joseph
Partner: Elm Fork Natural Heritage Museum

Pyganodon grandis, Specimen #807

Description: One preserved mussel specimen including the right valve only. The specimen exhibits an elliptical shape; thin shell; double looped beak sculpturing; white internal coloring; reddish-brown external coloring; no external sculpturing. Collected in the Brazos basin. The specimen measures over 120 mm in length and was assessed to be recently dead when collected.
Date: December 31, 1970
Creator: Britton, Joseph
Partner: Elm Fork Natural Heritage Museum

Pyganodon grandis, Specimen #808

Description: One preserved mussel specimen including the left valve only. The specimen exhibits an elliptical shape; thin shell; double looped beak sculpturing; white internal coloring; brown external coloring; no external sculpturing. Collected in the Brazos basin. The specimen measures over 120 mm in length and was assessed to be recently dead when collected.
Date: December 31, 1970
Creator: Britton, Joseph
Partner: Elm Fork Natural Heritage Museum

Pyganodon grandis, Specimen #809

Description: One preserved mussel specimen including the right valve only. The specimen exhibits an elliptical shape; thin shell; double looped beak sculpturing; white internal coloring; brown external coloring; no external sculpturing. Collected in the Brazos basin. The specimen measures between 100 - 120 mm in length and was assessed to be recently dead when collected.
Date: December 31, 1970
Creator: Britton, Joseph
Partner: Elm Fork Natural Heritage Museum