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29 Matching Results
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Toxolasma texasense, Specimen #1170
One preserved mussel specimen including both the left and right valves. The specimen exhibits an elliptical shape; moderately thick shell; single looped beak sculpturing; white internal coloring; brown external coloring; no external sculpturing. Collected in the Red River basin. The specimen measures between 0 - 60 mm in length and was assessed to be long dead when collected.
Date:
November 12, 1974
Creator:
Britton, Joseph
System:
The UNT Digital Library
Toxolasma texasense, Specimen #1171
One preserved mussel specimen including the left valve only. The specimen exhibits an elliptical shape; moderately thick shell; single looped beak sculpturing; white internal coloring; brown external coloring; no external sculpturing. Collected in the Red River basin. The specimen measures between 0 - 60 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
Pyganodon grandis, Specimen #786
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 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
Pyganodon grandis, Specimen #787
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 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
Potamilus amphichaenus, Specimen #1451
One preserved mussel specimen including both the left and right valves. The specimen exhibits an oval shape; white internal coloring; brown external coloring; no external sculpturing. The specimen measures between 100 - 120 mm in length and was assessed to be relatively-recently dead when collected.
Date:
unknown
Creator:
Frierson, L. L.
System:
The UNT Digital Library