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16 Matching Results
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Quadrula mortoni, Specimen #899
One preserved mussel specimen including the left valve only. The specimen exhibits a round shape; moderately thick shell; white internal coloring; 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 very-long dead when collected.
Date:
October 24, 1973
Creator:
Pettit, J.
System:
The UNT Digital Library
Quadrula mortoni, Specimen #892
One preserved mussel specimen including the right valve only. The specimen exhibits a round shape; moderately thick shell; white internal coloring; 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:
October 21, 1971
Creator:
Britton, Joseph; Falzarano, A. & Mauldin, V.
System:
The UNT Digital Library
Quadrula mortoni, Specimen #971
One preserved mussel specimen including both the left and right valves. The specimen exhibits a round shape; moderately thick shell; white internal coloring; tan external coloring; external sculpturing in the form of pustules. 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:
August 12, 1972
Creator:
Britton, Joseph
System:
The UNT Digital Library
Quadrula mortoni, Specimen #972
One preserved mussel specimen including both the left and right valves. The specimen exhibits a round shape; moderately thick shell; white internal coloring; tan external coloring; external sculpturing in the form of pustules. 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:
August 12, 1972
Creator:
Britton, Joseph
System:
The UNT Digital Library
Quadrula mortoni, Specimen #893
One preserved mussel specimen including the left valve only. The specimen exhibits a round shape; white internal coloring; tan 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:
August 12, 1972
Creator:
Britton, Joseph
System:
The UNT Digital Library
Amblema plicata, Specimen #5
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 60 - 100 mm in length and was assessed to be very-long dead when collected.
Date:
October 24, 1973
Creator:
Pettit, J.
System:
The UNT Digital Library
Lampsilis teres, Specimen #274
One preserved mussel specimen including the right valve only. 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 60 - 100 mm in length and was assessed to be long dead when collected.
Date:
October 24, 1973
Creator:
Pettit, J.
System:
The UNT Digital Library
Amblema plicata, Specimen #4
One preserved mussel specimen including the left valve only. The specimen exhibits a quadrate shape; thick shell; single looped beak sculpturing; white internal 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 subfossil when collected.
Date:
October 24, 1973
Creator:
Pettit, J.
System:
The UNT Digital Library
Potamilus purpuratus, Specimen #582
One preserved mussel specimen including the right valve only. 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 100 - 120 mm in length and was assessed to be long dead when collected.
Date:
October 24, 1973
Creator:
Pettit, J.
System:
The UNT Digital Library
Potamilus purpuratus, Specimen #583
One preserved mussel specimen including the left valve only. The specimen exhibits an oval shape; thick shell; white internal coloring; dark brown external coloring; no external sculpturing. Collected in the Trinity basin. The specimen measures over 120 mm in length and was assessed to be long dead when collected.
Date:
October 24, 1973
Creator:
Pettit, J.
System:
The UNT Digital Library
Potamilus amphichaenus, Specimen #661
One preserved mussel specimen including the right valve only. The specimen exhibits an elliptical shape; thin shell; bluish-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 relatively-recently dead when collected.
Date:
August 12, 1972
Creator:
Britton, Joseph
System:
The UNT Digital Library
Leptodea fragilis, Specimen #662
One preserved mussel specimen. The specimen exhibits an elliptical shape; thin shell; bluish-white internal coloring; brown external coloring; no external sculpturing. Collected in the Trinity basin. The specimen was assessed to be live when collected.
Date:
August 12, 1972
Creator:
Britton, Joseph
System:
The UNT Digital Library
Pyganodon grandis, Specimen #819
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; 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 recently dead when collected.
Date:
August 12, 1972
Creator:
Britton, Joseph
System:
The UNT Digital Library
Pyganodon grandis, Specimen #820
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 Trinity basin. The specimen measures over 120 mm in length and was assessed to be relatively-recently dead when collected.
Date:
August 12, 1972
Creator:
Britton, Joseph
System:
The UNT Digital Library
Pyganodon grandis, Specimen #821
One preserved mussel specimen including the right 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 Trinity basin. The specimen measures over 120 mm in length and was assessed to be long dead when collected.
Date:
August 12, 1972
Creator:
Britton, Joseph
System:
The UNT Digital Library
Pyganodon grandis, Specimen #822
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 Trinity basin. The specimen measures over 120 mm in length and was assessed to be long dead when collected.
Date:
August 12, 1972
Creator:
Britton, Joseph
System:
The UNT Digital Library