Leptodea fragilis, Specimen #466

One preserved mussel specimen including the right valve only. The specimen exhibits an oval shape; thin shell; double looped beak sculpturing; 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 very-long dead when collected.
Date: April 25, 1975
Creator: Britton, Joseph & Murphy, C.
System: The UNT Digital Library

Leptodea fragilis, Specimen #467

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; off-white 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 very-long dead when collected.
Date: April 25, 1975
Creator: Britton, Joseph & Murphy, C.
System: The UNT Digital Library

Leptodea fragilis, Specimen #468

One preserved mussel specimen including the right valve only. The specimen exhibits an oval shape; thin shell; double looped beak sculpturing; white internal coloring; tan 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: April 25, 1975
Creator: Britton, Joseph & Murphy, C.
System: The UNT Digital Library

Toxolasma parvum, Specimen #1118

One preserved mussel specimen including both the left and right valves. The specimen exhibits an elliptical shape; thick shell; single looped beak sculpturing; bluish-white internal coloring; tan 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: April 25, 1975
Creator: Britton, Joseph & Murphy, C.
System: The UNT Digital Library

Leptodea fragilis, Specimen #469

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; reddish-brown external coloring; no external sculpturing. Collected in the Sulphur basin. The specimen measures between 100 - 120 mm in length and was assessed to be live when collected.
Date: August 30, 1975
Creator: Britton, Joseph; Murphy, C. & Newland, L.
System: The UNT Digital Library

Plectomerus dombeyanus, Specimen #547

One preserved mussel specimen including both the left and right valves. The specimen exhibits a quadrate shape; thick shell; pink internal coloring; dark brown external coloring; external sculpturing in the form of ridges. Collected in the Sulphur basin. The specimen measures between 60 - 100 mm in length and was assessed to be very-recently dead when collected.
Date: August 30, 1975
Creator: Britton, Joseph; Murphy, C. & Newland, L.
System: The UNT Digital Library

Plectomerus dombeyanus, Specimen #548

One preserved mussel specimen including both the left and right valves. The specimen exhibits a quadrate shape; thick shell; white internal coloring; dark brown external coloring; external sculpturing in the form of ridges. Collected in the Sulphur basin. The specimen measures between 100 - 120 mm in length and was assessed to be recently dead when collected.
Date: August 30, 1975
Creator: Britton, Joseph; Murphy, C. & Newland, L.
System: The UNT Digital Library

Plectomerus dombeyanus, Specimen #549

One preserved mussel specimen including both the left and right valves. The specimen exhibits a quadrate shape; thick shell; purple internal coloring; dark brown external coloring; external sculpturing in the form of ridges. Collected in the Sulphur basin. The specimen measures between 100 - 120 mm in length and was assessed to be recently dead when collected.
Date: August 30, 1975
Creator: Britton, Joseph; Murphy, C. & Newland, L.
System: The UNT Digital Library

Plectomerus dombeyanus, Specimen #550

One preserved mussel specimen including both the left and right valves. The specimen exhibits a quadrate shape; thick shell; purple internal coloring; dark brown external coloring; external sculpturing in the form of ridges. Collected in the Sulphur basin. The specimen measures between 100 - 120 mm in length and was assessed to be recently dead when collected.
Date: August 30, 1975
Creator: Britton, Joseph; Murphy, C. & Newland, L.
System: The UNT Digital Library

Plectomerus dombeyanus, Specimen #551

One preserved mussel specimen including both the left and right valves. The specimen exhibits a quadrate shape; thick shell; purple internal coloring; dark brown external coloring; external sculpturing in the form of ridges. Collected in the Sulphur basin. The specimen measures between 100 - 120 mm in length and was assessed to be recently dead when collected.
Date: August 30, 1975
Creator: Britton, Joseph; Murphy, C. & Newland, L.
System: The UNT Digital Library

Plectomerus dombeyanus, Specimen #552

One preserved mussel specimen including both the left and right valves. The specimen exhibits a quadrate shape; thick shell; pink internal coloring; dark brown external coloring; external sculpturing in the form of ridges. Collected in the Sulphur basin. The specimen measures between 100 - 120 mm in length and was assessed to be recently dead when collected.
Date: August 30, 1975
Creator: Britton, Joseph; Murphy, C. & Newland, L.
System: The UNT Digital Library

Obliquaria reflexa, Specimen #543

One preserved mussel specimen including both the left and right valves. The specimen exhibits a round shape; thick shell; bluish-white internal coloring; brown external coloring; external sculpturing in the form of pustules. Collected in the Sulphur basin. The specimen measures between 60 - 100 mm in length and was assessed to be very-recently dead when collected.
Date: August 30, 1975
Creator: Britton, Joseph; Murphy, C. & Newland, L.
System: The UNT Digital Library

Truncilla donaciformis, Specimen #1211

One preserved mussel specimen including both the left and right valves. The specimen exhibits an oval shape; moderately thick shell; double looped beak sculpturing; bluish-white internal coloring; tan external coloring; no external sculpturing. Collected in the Sulphur basin. The specimen measures between 0 - 60 mm in length and was assessed to be long dead when collected.
Date: August 30, 1975
Creator: Britton, Joseph; Murphy, C. & Newland, L.
System: The UNT Digital Library

Uniomerus tetralasmus, Specimen #1239

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 Red River basin. The specimen measures between 60 - 100 mm in length and was assessed to be very-long dead when collected.
Date: April 17, 1975
Creator: Pettit, J.
System: The UNT Digital Library

Uniomerus tetralasmus, Specimen #1237

One preserved mussel specimen including the left 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 60 - 100 mm in length and was assessed to be very-long dead when collected.
Date: February 25, 1975
Creator: Pettit, J.
System: The UNT Digital Library

Toxolasma parvum, Specimen #1119

One preserved mussel specimen including the left valve only. The specimen exhibits an elliptical shape; thick shell; single looped beak sculpturing; bluish-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 very-long dead when collected.
Date: February 25, 1975
Creator: Pettit, J.
System: The UNT Digital Library

Utterbackia imbecillis, Specimen #1320

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 Brazos basin. The specimen measures between 0 - 60 mm in length and was assessed to be long dead when collected.
Date: October 4, 1975
Creator: Britton, Joseph; Murphy, C.; Golightly, C. & Boone, Constance
System: The UNT Digital Library

Utterbackia imbecillis, Specimen #1321

One preserved mussel specimen including the right valve only. 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 Brazos basin. The specimen measures between 60 - 100 mm in length and was assessed to be long dead when collected.
Date: October 4, 1975
Creator: Britton, Joseph; Murphy, C.; Golightly, C. & Boone, Constance
System: The UNT Digital Library

Utterbackia imbecillis, Specimen #1322

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; green external coloring; no external sculpturing. Collected in the San Jacinto basin. The specimen measures between 0 - 60 mm in length and was assessed to be long dead when collected.
Date: October 4, 1975
Creator: Britton, Joseph; Boone, Constance; Murphy, C. & Golightly, C.
System: The UNT Digital Library

Toxolasma texasense, Specimen #1147

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 Brazos basin. The specimen measures between 0 - 60 mm in length and was assessed to be relatively-recently dead when collected.
Date: October 4, 1975
Creator: Britton, Joseph; Murphy, C.; Golightly, C. & Boone, Constance
System: The UNT Digital Library

Toxolasma texasense, Specimen #1148

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; tan external coloring; no external sculpturing. Collected in the Brazos basin. The specimen measures between 0 - 60 mm in length and was assessed to be long dead when collected.
Date: October 4, 1975
Creator: Britton, Joseph; Murphy, C.; Golightly, C. & Boone, Constance
System: The UNT Digital Library

Toxolasma texasense, Specimen #1149

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 Brazos basin. The specimen measures between 0 - 60 mm in length and was assessed to be relatively-recently dead when collected.
Date: October 4, 1975
Creator: Britton, Joseph; Murphy, C.; Golightly, C. & Boone, Constance
System: The UNT Digital Library

Toxolasma texasense, Specimen #1150

One preserved mussel specimen including the right valve only. The specimen exhibits an elliptical shape; moderately thick shell; single looped beak sculpturing; white internal coloring; tan external coloring; no external sculpturing. Collected in the Brazos basin. The specimen measures between 0 - 60 mm in length and was assessed to be long dead when collected.
Date: October 4, 1975
Creator: Britton, Joseph; Murphy, C.; Golightly, C. & Boone, Constance
System: The UNT Digital Library

Toxolasma texasense, Specimen #1151

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; tan external coloring; no external sculpturing. Collected in the Brazos basin. The specimen measures between 0 - 60 mm in length and was assessed to be long dead when collected.
Date: October 4, 1975
Creator: Britton, Joseph; Murphy, C.; Golightly, C. & Boone, Constance
System: The UNT Digital Library