Leptodea fragilis, Specimen #516

One preserved mussel specimen including the right valve only. 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 over 120 mm in length and was assessed to be long dead when collected.
Date: June 14, 1979
Creator: Britton, Joseph
System: The UNT Digital Library

Leptodea fragilis, Specimen #517

One preserved mussel specimen including the right valve only. The specimen exhibits an oval shape; thin shell; double looped beak sculpturing; white internal coloring; off-white external coloring; no external sculpturing. Collected in the Brazos basin. The specimen measures between 100 - 120 mm in length and was assessed to be very-long dead when collected.
Date: June 14, 1979
Creator: Britton, Joseph
System: The UNT Digital Library

Leptodea fragilis, Specimen #518

One preserved mussel specimen including the right valve only. The specimen exhibits an oval shape; thin shell; double looped beak sculpturing; bluish-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: June 14, 1979
Creator: Britton, Joseph; Brush, Sam & La Grove, M.
System: The UNT Digital Library

Toxolasma texasense, Specimen #1203

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 San Jacinto basin. The specimen measures between 0 - 60 mm in length and was assessed to be recently dead when collected.
Date: July 14, 1979
Creator: Golightly, C. & Kosinski, Robert
System: The UNT Digital Library

Toxolasma texasense, Specimen #1204

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 San Jacinto basin. The specimen measures between 0 - 60 mm in length and was assessed to be recently dead when collected.
Date: July 14, 1979
Creator: Golightly, C. & Kosinski, Robert
System: The UNT Digital Library

Leptodea fragilis, Specimen #519

One preserved mussel specimen including both the left and right valves. The specimen exhibits an oval shape; thin shell; double looped beak sculpturing; bluish-white internal coloring; dark brown external coloring; no external sculpturing. Collected in the San Jacinto basin. The specimen measures between 100 - 120 mm in length and was assessed to be relatively-recently dead when collected.
Date: July 14, 1979
Creator: Golightly, C. & Kosinski, Robert
System: The UNT Digital Library

Leptodea fragilis, Specimen #520

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 San Jacinto basin. The specimen measures between 100 - 120 mm in length and was assessed to be long dead when collected.
Date: July 14, 1979
Creator: Golightly, C. & Kosinski, Robert
System: The UNT Digital Library

Leptodea fragilis, Specimen #521

One preserved mussel specimen including the right valve only. The specimen exhibits an oval shape; thin shell; double looped beak sculpturing; bluish-white internal coloring; brown external coloring; no external sculpturing. Collected in the San Jacinto basin. The specimen measures between 100 - 120 mm in length and was assessed to be long dead when collected.
Date: July 14, 1979
Creator: Golightly, C. & Kosinski, Robert
System: The UNT Digital Library

Leptodea fragilis, Specimen #512

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 Colorado basin. The specimen measures between 100 - 120 mm in length and was assessed to be long dead when collected.
Date: August 14, 1979
Creator: Britton, Joseph & Britton, David
System: The UNT Digital Library

Potamilus purpuratus, Specimen #677

One preserved mussel specimen including the left valve only. The specimen exhibits a rhomboidal shape; thick shell; pink internal coloring; reddish-brown external coloring; no external sculpturing. Collected in the Colorado basin. The specimen measures over 120 mm in length and was assessed to be relatively-recently dead when collected.
Date: August 14, 1979
Creator: Britton, Joseph & Britton, David
System: The UNT Digital Library

Potamilus purpuratus, Specimen #678

One preserved mussel specimen including both the left and right valves. The specimen exhibits a rhomboidal shape; thick shell; pink internal coloring; reddish-brown 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 14, 1979
Creator: Britton, Joseph & Britton, David
System: The UNT Digital Library

Potamilus purpuratus, Specimen #679

One preserved mussel specimen including both the left and right valves. The specimen exhibits a rhomboidal shape; thick shell; pink internal coloring; dark brown 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 14, 1979
Creator: Britton, Joseph & Britton, David
System: The UNT Digital Library

Pyganodon grandis, Specimen #729

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 San Jacinto basin. The specimen measures between 100 - 120 mm in length and was assessed to be recently dead when collected.
Date: July 14, 1979
Creator: Golightly, C. & Kosinski, Robert
System: The UNT Digital Library

Pyganodon grandis, Specimen #825

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; brown 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 14, 1979
Creator: Britton, Joseph & Britton, David
System: The UNT Digital Library

Pyganodon grandis, Specimen #826

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; dark brown external coloring; no external sculpturing. Collected in the Colorado basin. The specimen measures over 120 mm in length and was assessed to be relatively-recently dead when collected.
Date: August 14, 1979
Creator: Britton, Joseph & Britton, David
System: The UNT Digital Library

Pyganodon grandis, Specimen #827

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; reddish-brown external coloring; no external sculpturing. Collected in the Colorado basin. The specimen measures over 120 mm in length and was assessed to be relatively-recently dead when collected.
Date: August 14, 1979
Creator: Britton, Joseph & Britton, David
System: The UNT Digital Library

Pyganodon grandis, Specimen #828

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; brown external coloring; no external sculpturing. Collected in the Colorado basin. The specimen measures over 120 mm in length and was assessed to be relatively-recently dead when collected.
Date: August 14, 1979
Creator: Britton, Joseph & Britton, David
System: The UNT Digital Library

Pyganodon grandis, Specimen #829

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 Colorado basin. The specimen measures over 120 mm in length and was assessed to be relatively-recently dead when collected.
Date: August 14, 1979
Creator: Britton, Joseph & Britton, David
System: The UNT Digital Library

Pyganodon grandis, Specimen #830

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 Colorado basin. The specimen measures over 120 mm in length and was assessed to be long dead when collected.
Date: August 14, 1979
Creator: Britton, Joseph & Britton, David
System: The UNT Digital Library

Potamilus purpuratus, Specimen #708

One preserved mussel specimen including both the left and right valves. The specimen exhibits a rhomboidal shape; thick shell; pink internal coloring; dark brown external coloring; no external sculpturing. Collected in the San Jacinto basin. The specimen measures between 100 - 120 mm in length and was assessed to be recently dead when collected.
Date: July 14, 1979
Creator: Golightly, C. & Kosinski, Robert
System: The UNT Digital Library

Potamilus purpuratus, Specimen #709

One preserved mussel specimen including both the left and right valves. The specimen exhibits a rhomboidal shape; thick shell; bluish-white internal coloring; black external coloring; no external sculpturing. Collected in the San Jacinto basin. The specimen measures between 100 - 120 mm in length and was assessed to be relatively-recently dead when collected.
Date: July 14, 1979
Creator: Golightly, C. & Kosinski, Robert
System: The UNT Digital Library

Potamilus purpuratus, Specimen #710

One preserved mussel specimen including both the left and right valves. The specimen exhibits a rhomboidal shape; thick shell; pink internal coloring; black external coloring; no external sculpturing. Collected in the San Jacinto basin. The specimen measures between 100 - 120 mm in length and was assessed to be relatively-recently dead when collected.
Date: July 14, 1979
Creator: Golightly, C. & Kosinski, Robert
System: The UNT Digital Library

Potamilus purpuratus, Specimen #687

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 Brazos basin. The specimen measures over 120 mm in length and was assessed to be live when collected.
Date: June 14, 1979
Creator: Britton, Joseph; Brush, Sam & La Grove, M.
System: The UNT Digital Library

Potamilus purpuratus, Specimen #688

One preserved mussel specimen including both the left and right valves. The specimen exhibits an elliptical shape; thick shell; purple internal coloring; dark brown external coloring; no external sculpturing. Collected in the Brazos basin. The specimen measures over 120 mm in length and was assessed to be live when collected.
Date: June 14, 1979
Creator: Britton, Joseph; Brush, Sam & La Grove, M.
System: The UNT Digital Library