Degree Department

Potamilus ohiensis, Specimen #648

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
System: The UNT Digital Library

Potamilus ohiensis, Specimen #647

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
System: The UNT Digital Library

Leptodea fragilis, Specimen #492

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
System: The UNT Digital Library

Pyganodon grandis, Specimen #798

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
System: The UNT Digital Library

Pyganodon grandis, Specimen #799

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
System: The UNT Digital Library

Pyganodon grandis, Specimen #800

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
System: The UNT Digital Library

Pyganodon grandis, Specimen #801

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
System: The UNT Digital Library

Pyganodon grandis, Specimen #802

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
System: The UNT Digital Library

Pyganodon grandis, Specimen #803

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
System: The UNT Digital Library

Pyganodon grandis, Specimen #804

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
System: The UNT Digital Library

Pyganodon grandis, Specimen #805

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
System: The UNT Digital Library

Pyganodon grandis, Specimen #806

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
System: The UNT Digital Library

Pyganodon grandis, Specimen #807

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
System: The UNT Digital Library

Pyganodon grandis, Specimen #808

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
System: The UNT Digital Library

Pyganodon grandis, Specimen #809

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
System: The UNT Digital Library

Pyganodon grandis, Specimen #810

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
System: The UNT Digital Library

Pyganodon grandis, Specimen #811

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 between 100 - 120 mm in length and was assessed to be relatively-recently dead when collected.
Date: December 31, 1970
Creator: Britton, Joseph
System: The UNT Digital Library

Pyganodon grandis, Specimen #812

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 relatively-recently dead when collected.
Date: December 31, 1970
Creator: Britton, Joseph
System: The UNT Digital Library