Lampsilis teres, Specimen #317

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 San Jacinto basin. The specimen measures between 100 - 120 mm in length and was assessed to be recently dead when collected.
Date: October 5, 1975
Creator: Boone, Constance; Murphy, C.; Murphy, C. & Boone, Constance
System: The UNT Digital Library

Amblema plicata, Specimen #41

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 0 - 60 mm in length and was assessed to be long dead when collected.
Date: July 5, 1975
Creator: Britton, Joseph
System: The UNT Digital Library

Cyrtonaias tampicoensis, Specimen #155

One preserved mussel specimen including both the left and right valves. The specimen exhibits an oval shape; moderately thick shell; single looped beak sculpturing; pink 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 very-recently dead when collected.
Date: April 27, 1975
Creator: Britton, Joseph
System: The UNT Digital Library

Cyrtonaias tampicoensis, Specimen #156

One preserved mussel specimen including the left valve only. The specimen exhibits an oval shape; moderately thick shell; single looped beak sculpturing; pink 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 recently dead when collected.
Date: April 27, 1975
Creator: Britton, Joseph
System: The UNT Digital Library

Lampsilis hydiana, Specimen #339

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; brown external coloring; no external sculpturing. Collected in the Red River basin. The specimen measures between 60 - 100 mm in length and was assessed to be relatively-recently dead when collected.
Date: November 12, 1975
Creator: Britton, Joseph
System: The UNT Digital Library

Lampsilis teres, Specimen #275

One preserved mussel specimen including the right valve only. The specimen exhibits an elliptical shape; moderately thick shell; 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 relatively-recently dead when collected.
Date: April 27, 1975
Creator: Britton, Joseph
System: The UNT Digital Library

Lampsilis teres, Specimen #280

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 Trinity basin. The specimen measures between 100 - 120 mm in length and was assessed to be long dead when collected.
Date: July 5, 1975
Creator: Britton, Joseph
System: The UNT Digital Library

Lampsilis teres, Specimen #340

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 Red River basin. The specimen measures between 100 - 120 mm in length and was assessed to be long dead when collected.
Date: November 12, 1975
Creator: Britton, Joseph
System: The UNT Digital Library

Lampsilis teres, Specimen #341

One preserved mussel specimen including the right valve only. The specimen exhibits an elliptical shape; moderately thick shell; white internal coloring; reddish-brown external coloring; no external sculpturing. Collected in the Red River basin. The specimen measures between 60 - 100 mm in length and was assessed to be relatively-recently dead when collected.
Date: November 12, 1975
Creator: Britton, Joseph
System: The UNT Digital Library

Lampsilis teres, Specimen #342

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 Red River basin. The specimen measures between 60 - 100 mm in length and was assessed to be long dead when collected.
Date: November 12, 1975
Creator: Britton, Joseph
System: The UNT Digital Library

Lampsilis teres, Specimen #343

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 Red River basin. The specimen measures between 60 - 100 mm in length and was assessed to be long dead when collected.
Date: November 12, 1975
Creator: Britton, Joseph
System: The UNT Digital Library

Lampsilis teres, Specimen #344

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 Red River basin. The specimen measures between 60 - 100 mm in length and was assessed to be long dead when collected.
Date: November 12, 1975
Creator: Britton, Joseph
System: The UNT Digital Library

Leptodea fragilis, Specimen #463

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 100 - 120 mm in length and was assessed to be long dead when collected.
Date: April 27, 1975
Creator: Britton, Joseph
System: The UNT Digital Library

Leptodea fragilis, Specimen #464

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 recently dead when collected.
Date: April 27, 1975
Creator: Britton, Joseph
System: The UNT Digital Library

Leptodea fragilis, Specimen #494

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 Trinity basin. The specimen measures between 100 - 120 mm in length and was assessed to be relatively-recently dead when collected.
Date: August 12, 1975
Creator: Britton, Joseph
System: The UNT Digital Library

Leptodea fragilis, Specimen #495

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 Trinity basin. The specimen measures between 100 - 120 mm in length and was assessed to be relatively-recently dead when collected.
Date: August 12, 1975
Creator: Britton, Joseph
System: The UNT Digital Library

Potamilus ohiensis, Specimen #589

One preserved mussel specimen including both the left and right valves. The specimen exhibits an oval shape; thin shell; white internal coloring; no external sculpturing. Collected in the Brazos basin. The specimen measures between 0 - 60 mm in length and was assessed to be very-long dead when collected.
Date: April 27, 1975
Creator: Britton, Joseph
System: The UNT Digital Library

Potamilus ohiensis, Specimen #590

One preserved mussel specimen including the left valve only. The specimen exhibits an elliptical shape; thin shell; white internal coloring; tan external coloring; no external sculpturing. Collected in the Brazos basin. The specimen measures between 60 - 100 mm in length and was assessed to be long dead when collected.
Date: April 27, 1975
Creator: Britton, Joseph
System: The UNT Digital Library

Potamilus ohiensis, Specimen #591

One preserved mussel specimen including both the left and right valves. The specimen exhibits an oval shape; thin shell; 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 relatively-recently dead when collected.
Date: April 27, 1975
Creator: Britton, Joseph
System: The UNT Digital Library

Potamilus purpuratus, Specimen #613

One preserved mussel specimen including both the left and right valves. The specimen exhibits a rhomboidal shape; thick shell; white internal coloring; dark 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 relatively-recently dead when collected.
Date: May 7, 1975
Creator: Britton, Joseph
System: The UNT Digital Library

Potamilus purpuratus, Specimen #614

One preserved mussel specimen including the left valve only. The specimen exhibits a rhomboidal shape; thick shell; white internal coloring; reddish-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: May 7, 1975
Creator: Britton, Joseph
System: The UNT Digital Library

Potamilus purpuratus, Specimen #640

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 Brazos basin. The specimen measures over 120 mm in length and was assessed to be relatively-recently dead when collected.
Date: October 4, 1975
Creator: Britton, Joseph
System: The UNT Digital Library

Potamilus purpuratus, Specimen #641

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 Brazos basin. The specimen measures over 120 mm in length and was assessed to be relatively-recently dead when collected.
Date: October 4, 1975
Creator: Britton, Joseph
System: The UNT Digital Library

Quadrula mortoni, Specimen #929

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 relatively-recently dead when collected.
Date: July 5, 1975
Creator: Britton, Joseph
System: The UNT Digital Library