Amblema plicata, Specimen #121

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; black 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: January 28, 1974
Creator: Britton, Joseph
System: The UNT Digital Library

Amblema plicata, Specimen #122

One preserved mussel specimen including the left valve only. 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: January 28, 1974
Creator: Britton, Joseph
System: The UNT Digital Library

Cyrtonaias tampicoensis, Specimen #143

One preserved mussel specimen including the right valve only. The specimen exhibits an oval shape; moderately thick shell; single looped beak sculpturing; white internal coloring; tan external coloring; no external sculpturing. Collected in the Nueces basin. The specimen measures between 60 - 100 mm in length and was assessed to be relatively-recently dead when collected.
Date: August 23, 1974
Creator: Britton, Joseph
System: The UNT Digital Library

Cyrtonaias tampicoensis, Specimen #144

One preserved mussel specimen including the right valve only. The specimen exhibits an oval shape; moderately thick shell; single looped beak sculpturing; white internal coloring; tan external coloring; no external sculpturing. Collected in the Nueces basin. The specimen measures between 60 - 100 mm in length and was assessed to be relatively-recently dead when collected.
Date: August 23, 1974
Creator: Britton, Joseph
System: The UNT Digital Library

Cyrtonaias tampicoensis, Specimen #145

One preserved mussel specimen including the left valve only. The specimen exhibits an oval shape; moderately thick shell; single looped beak sculpturing; white internal coloring; brown external coloring; no external sculpturing. Collected in the Nueces basin. The specimen measures between 0 - 60 mm in length and was assessed to be long dead when collected.
Date: August 23, 1974
Creator: Britton, Joseph
System: The UNT Digital Library

Cyrtonaias tampicoensis, Specimen #146

One preserved mussel specimen including the right valve only. The specimen exhibits an oval shape; moderately thick shell; single looped beak sculpturing; white internal coloring; reddish-brown external coloring; no external sculpturing. Collected in the Nueces basin. The specimen measures between 0 - 60 mm in length and was assessed to be relatively-recently dead when collected.
Date: August 23, 1974
Creator: Britton, Joseph
System: The UNT Digital Library

Cyrtonaias tampicoensis, Specimen #147

One preserved mussel specimen including both the left and right valves. The specimen exhibits an oval shape; moderately thick shell; single looped beak sculpturing; white internal coloring; tan external coloring; no external sculpturing. Collected in the Nueces basin. The specimen measures between 60 - 100 mm in length and was assessed to be relatively-recently dead when collected.
Date: August 23, 1974
Creator: Britton, Joseph
System: The UNT Digital Library

Cyrtonaias tampicoensis, Specimen #148

One preserved mussel specimen including the right valve only. The specimen exhibits an oval shape; moderately thick shell; single looped beak sculpturing; white internal coloring; reddish-brown external coloring; no external sculpturing. Collected in the Nueces basin. The specimen measures between 0 - 60 mm in length and was assessed to be relatively-recently dead when collected.
Date: August 23, 1974
Creator: Britton, Joseph
System: The UNT Digital Library

Cyrtonaias tampicoensis, Specimen #149

One preserved mussel specimen including the right valve only. The specimen exhibits an oval shape; moderately thick shell; single looped beak sculpturing; white internal coloring; reddish-brown external coloring; no external sculpturing. Collected in the Nueces basin. The specimen measures between 0 - 60 mm in length and was assessed to be long dead when collected.
Date: August 23, 1974
Creator: Britton, Joseph
System: The UNT Digital Library

Cyrtonaias tampicoensis, Specimen #150

One preserved mussel specimen including the right valve only. The specimen exhibits an oval shape; moderately thick shell; single looped beak sculpturing; white internal coloring; tan external coloring; no external sculpturing. Collected in the Nueces basin. The specimen measures between 0 - 60 mm in length and was assessed to be relatively-recently dead when collected.
Date: August 23, 1974
Creator: Britton, Joseph
System: The UNT Digital Library

Cyrtonaias tampicoensis, Specimen #151

One preserved mussel specimen including the right valve only. The specimen exhibits an oval shape; moderately thick shell; single looped beak sculpturing; white internal coloring; tan external coloring; no external sculpturing. Collected in the Nueces basin. The specimen measures between 0 - 60 mm in length and was assessed to be long dead when collected.
Date: August 23, 1974
Creator: Britton, Joseph
System: The UNT Digital Library

Cyrtonaias tampicoensis, Specimen #152

One preserved mussel specimen including the right valve only. The specimen exhibits an oval shape; moderately thick shell; single looped beak sculpturing; white internal coloring; tan external coloring; no external sculpturing. Collected in the Nueces basin. The specimen measures between 0 - 60 mm in length and was assessed to be long dead when collected.
Date: August 23, 1974
Creator: Britton, Joseph
System: The UNT Digital Library

Cyrtonaias tampicoensis, Specimen #153

One preserved mussel specimen including the right valve only. The specimen exhibits an oval shape; moderately thick shell; single looped beak sculpturing; white internal coloring; tan external coloring; no external sculpturing. Collected in the Nueces basin. The specimen measures between 100 - 120 mm in length and was assessed to be relatively-recently dead when collected.
Date: August 23, 1974
Creator: Britton, Joseph
System: The UNT Digital Library

Cyrtonaias tampicoensis, Specimen #154

One preserved mussel specimen including the right valve only. The specimen exhibits an oval shape; moderately thick shell; single looped beak sculpturing; white internal coloring; tan external coloring; no external sculpturing. Collected in the Nueces basin. The specimen measures between 100 - 120 mm in length and was assessed to be relatively-recently dead when collected.
Date: August 23, 1974
Creator: Britton, Joseph
System: The UNT Digital Library

Cyrtonaias tampicoensis, Specimen #212

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; brown external 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 22, 1974
Creator: Britton, Joseph
System: The UNT Digital Library

Cyrtonaias tampicoensis, Specimen #213

One preserved mussel specimen including the right valve only. The specimen exhibits an oval shape; moderately thick shell; single looped beak sculpturing; white internal coloring; no external sculpturing. Collected in the Brazos basin. The specimen measures between 60 - 100 mm in length and was assessed to be subfossil when collected.
Date: April 22, 1974
Creator: Britton, Joseph
System: The UNT Digital Library

Cyrtonaias tampicoensis, Specimen #214

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; 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: April 22, 1974
Creator: Britton, Joseph
System: The UNT Digital Library

Cyrtonaias tampicoensis, Specimen #215

One preserved mussel specimen including the right valve only. The specimen exhibits an oval shape; moderately thick shell; single looped beak sculpturing; pink 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: April 22, 1974
Creator: Britton, Joseph
System: The UNT Digital Library

Lampsilis hydiana, Specimen #1568

One preserved mussel specimen including both the left and right valves. The specimen exhibits a rhomboidal shape; moderately thick shell; white internal coloring; reddish-brown external coloring; no external sculpturing. The specimen measures between 60 - 100 mm in length and was assessed to be relatively-recently dead when collected.
Date: November 8, 1974
Creator: Britton, Joseph
System: The UNT Digital Library

Lampsilis hydiana, Specimen #1569

One preserved mussel specimen including both the left and right valves. The specimen exhibits a rhomboidal shape; moderately thick shell; white internal coloring; brown external coloring; no external sculpturing. The specimen measures between 0 - 60 mm in length and was assessed to be relatively-recently dead when collected.
Date: November 8, 1974
Creator: Britton, Joseph
System: The UNT Digital Library

Lampsilis hydiana, Specimen #1570

One preserved mussel specimen including the left valve only. The specimen exhibits an oval shape; moderately thick shell; white internal coloring; reddish-brown external coloring; no external sculpturing. The specimen measures between 0 - 60 mm in length and was assessed to be long dead when collected.
Date: November 8, 1974
Creator: Britton, Joseph
System: The UNT Digital Library

Lampsilis hydiana, Specimen #1571

One preserved mussel specimen including the left valve only. The specimen exhibits an oval shape; moderately thick shell; white internal coloring; dark brown external coloring; no external sculpturing. The specimen measures between 0 - 60 mm in length and was assessed to be long dead when collected.
Date: November 8, 1974
Creator: Britton, Joseph
System: The UNT Digital Library

Leptodea fragilis, Specimen #483

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 Red River basin. The specimen measures between 60 - 100 mm in length and was assessed to be long dead when collected.
Date: November 24, 1974
Creator: Britton, Joseph
System: The UNT Digital Library

Leptodea fragilis, Specimen #580

One preserved mussel specimen including both the left and right valves. The specimen exhibits an oval shape; thin shell; bluish-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 relatively-recently dead when collected.
Date: August 1, 1974
Creator: Britton, Joseph
System: The UNT Digital Library