Leptodea fragilis, Specimen #524

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 recently dead when collected.
Date: November 1, 1976
Creator: Britton, Joseph
System: The UNT Digital Library

Leptodea fragilis, Specimen #525

One preserved mussel specimen including both the left and right valves. The specimen exhibits a rhomboidal shape; thin shell; double looped beak sculpturing; bluish-white internal coloring; tan external coloring; no external sculpturing. Collected in the San Jacinto basin. The specimen measures between 60 - 100 mm in length and was assessed to be long dead when collected.
Date: November 1, 1976
Creator: Britton, Joseph
System: The UNT Digital Library

Glebula rotundata, Specimen #259

One preserved mussel specimen including both the left and right valves. The specimen exhibits a round shape; thick shell; double looped beak sculpturing; white internal coloring; brown external coloring; no external sculpturing. The specimen measures between 60 - 100 mm in length and was assessed to be recently dead when collected.
Date: November 1, 1972
Creator: Britton, Joseph
System: The UNT Digital Library

Utterbackia imbecillis, Specimen #1389

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. The specimen measures between 0 - 60 mm in length and was assessed to be recently dead when collected.
Date: November 1, 1976
Creator: Britton, Joseph
System: The UNT Digital Library

Quadrula mortoni, Specimen #1105

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; external sculpturing in the form of pustules. Collected in the San Jacinto basin. The specimen measures between 60 - 100 mm in length and was assessed to be relatively-recently dead when collected.
Date: November 1, 1976
Creator: Britton, Joseph
System: The UNT Digital Library

Quadrula mortoni, Specimen #1106

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; external sculpturing in the form of pustules. Collected in the San Jacinto basin. The specimen measures between 60 - 100 mm in length and was assessed to be recently dead when collected.
Date: November 1, 1976
Creator: Britton, Joseph
System: The UNT Digital Library

Quadrula mortoni, Specimen #1107

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; external sculpturing in the form of pustules. Collected in the San Jacinto basin. The specimen measures between 60 - 100 mm in length and was assessed to be relatively-recently dead when collected.
Date: November 1, 1976
Creator: Britton, Joseph
System: The UNT Digital Library

Quadrula mortoni, Specimen #1108

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; external sculpturing in the form of pustules. Collected in the San Jacinto basin. The specimen measures between 60 - 100 mm in length and was assessed to be recently dead when collected.
Date: November 1, 1976
Creator: Britton, Joseph
System: The UNT Digital Library

Quadrula mortoni, Specimen #1109

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; external sculpturing in the form of pustules. 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: November 1, 1976
Creator: Britton, Joseph
System: The UNT Digital Library

Potamilus ohiensis, Specimen #593

One preserved mussel specimen including the right valve only. The specimen exhibits an oval shape; thin shell; 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 long dead when collected.
Date: November 28, 1971
Creator: Britton, Joseph
System: The UNT Digital Library

Potamilus ohiensis, Specimen #594

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 long dead when collected.
Date: November 28, 1971
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 #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

Lampsilis hydiana, Specimen #461

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 San Jacinto basin. The specimen measures between 60 - 100 mm in length and was assessed to be recently dead when collected.
Date: November 1, 1976
Creator: Britton, Joseph
System: The UNT Digital Library

Quadrula apiculata, Specimen #923

One preserved mussel specimen including both the left and right valves. The specimen exhibits a quadrate shape; moderately 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 relatively-recently dead when collected.
Date: November 7, 1975
Creator: O' Kane, Kevin
System: The UNT Digital Library

Quadrula apiculata, Specimen #924

One preserved mussel specimen including both the left and right valves. The specimen exhibits a quadrate shape; moderately 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 relatively-recently dead when collected.
Date: November 7, 1975
Creator: O' Kane, Kevin
System: The UNT Digital Library

Quadrula apiculata, Specimen #925

One preserved mussel specimen including both the left and right valves. The specimen exhibits a quadrate shape; moderately 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 recently dead when collected.
Date: November 7, 1975
Creator: O' Kane, Kevin
System: The UNT Digital Library

Quadrula apiculata, Specimen #926

One preserved mussel specimen including both the left and right valves. The specimen exhibits a quadrate shape; moderately 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 relatively-recently dead when collected.
Date: November 7, 1975
Creator: O' Kane, Kevin
System: The UNT Digital Library

Tritogonia verrucosa, Specimen #928

One preserved mussel specimen including both the left and right valves. The specimen exhibits an elliptical shape; thick shell; white internal coloring; dark brown external coloring; external sculpturing in the form of pustules. Collected in the Red River basin. The specimen measures between 100 - 120 mm in length and was assessed to be relatively-recently dead when collected.
Date: November 12, 1974
Creator: Britton, Joseph
System: The UNT Digital Library

Quadrula mortoni, Specimen #910

One preserved mussel specimen including both the left and right valves. The specimen exhibits a round shape; moderately thick shell; white internal coloring; reddish-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: November 27, 1971
Creator: Britton, Joseph & Mauldin, V.
System: The UNT Digital Library