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  Partner: Elm Fork Natural Heritage Museum
Potamilus purpuratus, Specimen #617

Potamilus purpuratus, Specimen #617

Date: August 12, 1972
Creator: Britton, Joseph
Description: One preserved mussel specimen including the right valve only. The specimen exhibits an oval shape; thick shell; pink 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 recently dead when collected.
Contributing Partner: Elm Fork Natural Heritage Museum
Potamilus purpuratus, Specimen #614

Potamilus purpuratus, Specimen #614

Date: May 7, 1975
Creator: Britton, Joseph
Description: One preserved mussel specimen including the left valve only. The specimen exhibits a rhomboidal shape; thick shell; 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 relatively-recently dead when collected.
Contributing Partner: Elm Fork Natural Heritage Museum
Potamilus purpuratus, Specimen #611

Potamilus purpuratus, Specimen #611

Date: unknown
Creator: unknown
Description: One preserved mussel specimen including both the left and right valves. The specimen exhibits a rhomboidal shape; thick shell; pink internal coloring; dark brown external coloring; no external sculpturing. The specimen measures between 60 - 100 mm in length and was assessed to be recently dead when collected.
Contributing Partner: Elm Fork Natural Heritage Museum
Potamilus purpuratus, Specimen #704

Potamilus purpuratus, Specimen #704

Date: October 24, 1973
Creator: unknown
Description: One preserved mussel specimen including the right valve only. The specimen exhibits an oval shape; 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.
Contributing Partner: Elm Fork Natural Heritage Museum
Potamilus ohiensis, Specimen #701

Potamilus ohiensis, Specimen #701

Date: unknown
Creator: Pettit, J.
Description: One preserved mussel specimen including the right valve only. The specimen exhibits an oval shape; thin shell; salmon internal coloring; brown external coloring; no external sculpturing. The specimen measures between 100 - 120 mm in length and was assessed to be long dead when collected.
Contributing Partner: Elm Fork Natural Heritage Museum
Potamilus ohiensis, Specimen #700

Potamilus ohiensis, Specimen #700

Date: unknown
Creator: Pettit, J.
Description: One preserved mussel specimen including both the left and right valves. The specimen exhibits an oval shape; thin shell; white internal coloring; brown external coloring; no external sculpturing. The specimen measures over 120 mm in length and was assessed to be long dead when collected.
Contributing Partner: Elm Fork Natural Heritage Museum
Potamilus purpuratus, Specimen #705

Potamilus purpuratus, Specimen #705

Date: October 24, 1973
Creator: Pettit, J.
Description: One preserved mussel specimen including the right valve only. The specimen exhibits an oval shape; thick shell; white internal coloring; dark brown external coloring; no external sculpturing. The specimen measures between 60 - 100 mm in length and was assessed to be very-long dead when collected.
Contributing Partner: Elm Fork Natural Heritage Museum
Potamilus ohiensis, Specimen #699

Potamilus ohiensis, Specimen #699

Date: unknown
Creator: Pettit, J.
Description: One preserved mussel specimen including the right valve only. The specimen exhibits an oval shape; thin shell; pink internal coloring; brown external coloring; no external sculpturing. The specimen measures between 100 - 120 mm in length and was assessed to be recently dead when collected.
Contributing Partner: Elm Fork Natural Heritage Museum
Potamilus purpuratus, Specimen #707

Potamilus purpuratus, Specimen #707

Date: September 8, 1971
Creator: Britton, Joseph & Mauldin, V.
Description: One preserved mussel specimen including the right 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 very-long dead when collected.
Contributing Partner: Elm Fork Natural Heritage Museum
Potamilus amphichaenus, Specimen #703

Potamilus amphichaenus, Specimen #703

Date: October 24, 1973
Creator: Grunninger, T.
Description: One preserved mussel specimen including both the left and right valves. The specimen exhibits an elliptical shape; thin shell; bluish-white internal coloring; olive external coloring; no external sculpturing. The specimen measures between 60 - 100 mm in length and was assessed to be relatively-recently dead when collected.
Contributing Partner: Elm Fork Natural Heritage Museum
Potamilus purpuratus, Specimen #708

Potamilus purpuratus, Specimen #708

Date: July 14, 1979
Creator: Golightly, C. & Kosinski, Robert
Description: One preserved mussel specimen including both the left and right valves. The specimen exhibits a rhomboidal shape; thick shell; pink internal coloring; dark brown 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.
Contributing Partner: Elm Fork Natural Heritage Museum
Potamilus purpuratus, Specimen #702

Potamilus purpuratus, Specimen #702

Date: October 24, 1973
Creator: Pettit, J.
Description: One preserved mussel specimen including the left valve only. The specimen exhibits an oval shape; thick shell; pink internal coloring; dark brown external coloring; no external sculpturing. The specimen measures over 120 mm in length and was assessed to be long dead when collected.
Contributing Partner: Elm Fork Natural Heritage Museum
Potamilus purpuratus, Specimen #577

Potamilus purpuratus, Specimen #577

Date: October 2, 1971
Creator: Bryant, A.; Pettit, J. & Mauldin, V.
Description: One preserved mussel specimen including both the left and right valves. The specimen exhibits a rhomboidal shape; thick shell; pink 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 relatively-recently dead when collected.
Contributing Partner: Elm Fork Natural Heritage Museum
Potamilus purpuratus, Specimen #725

Potamilus purpuratus, Specimen #725

Date: October 4, 1980
Creator: Golightly, C. & Moorhead, D.
Description: One preserved mussel specimen including both the left and right valves. The specimen exhibits a rhomboidal shape; thick shell; purple internal coloring; reddish-brown external coloring; no external sculpturing. Collected in the Brazos basin. The specimen measures over 120 mm in length and was assessed to be recently dead when collected.
Contributing Partner: Elm Fork Natural Heritage Museum
Potamilus purpuratus, Specimen #722

Potamilus purpuratus, Specimen #722

Date: September 15, 1971
Creator: Britton, Joseph & Mauldin, V.
Description: One preserved mussel specimen including both the left and right valves. The specimen exhibits a rhomboidal shape; thick shell; pink 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 recently dead when collected.
Contributing Partner: Elm Fork Natural Heritage Museum
Potamilus purpuratus, Specimen #721

Potamilus purpuratus, Specimen #721

Date: September 15, 1971
Creator: Britton, Joseph & Mauldin, V.
Description: One preserved mussel specimen including both the left and right valves. The specimen exhibits a rhomboidal shape; thick shell; pink internal coloring; dark 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 live when collected.
Contributing Partner: Elm Fork Natural Heritage Museum
Potamilus ohiensis, Specimen #728

Potamilus ohiensis, Specimen #728

Date: October 4, 1980
Creator: Golightly, C. & Moorhead, D.
Description: One preserved mussel specimen including both the left and right valves. The specimen exhibits an oval shape; pink 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 relatively-recently dead when collected.
Contributing Partner: Elm Fork Natural Heritage Museum
Potamilus ohiensis, Specimen #719

Potamilus ohiensis, Specimen #719

Date: April 22, 1974
Creator: Britton, Joseph
Description: One preserved mussel specimen including the right valve only. The specimen exhibits an oval shape; thin shell; pink 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 relatively-recently dead when collected.
Contributing Partner: Elm Fork Natural Heritage Museum
Potamilus ohiensis, Specimen #727

Potamilus ohiensis, Specimen #727

Date: October 4, 1980
Creator: Golightly, C. & Moorhead, D.
Description: 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. Collected in the Brazos basin. The specimen measures over 120 mm in length and was assessed to be relatively-recently dead when collected.
Contributing Partner: Elm Fork Natural Heritage Museum
Potamilus purpuratus, Specimen #724

Potamilus purpuratus, Specimen #724

Date: October 6, 1971
Creator: Britton, Joseph
Description: One preserved mussel specimen including both the left and right valves. The specimen exhibits a rhomboidal shape; thick shell; pink 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 live when collected.
Contributing Partner: Elm Fork Natural Heritage Museum
Pyganodon grandis, Specimen #736

Pyganodon grandis, Specimen #736

Date: August 1, 1974
Creator: Britton, Joseph
Description: 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 Brazos basin. The specimen measures between 100 - 120 mm in length and was assessed to be relatively-recently dead when collected.
Contributing Partner: Elm Fork Natural Heritage Museum
Potamilus purpuratus, Specimen #726

Potamilus purpuratus, Specimen #726

Date: October 4, 1980
Creator: Golightly, C. & Moorhead, D.
Description: One preserved mussel specimen including both the left and right valves. The specimen exhibits a rhomboidal shape; thick shell; pink internal coloring; dark 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 recently dead when collected.
Contributing Partner: Elm Fork Natural Heritage Museum
Potamilus purpuratus, Specimen #723

Potamilus purpuratus, Specimen #723

Date: September 22, 1971
Creator: Britton, Joseph & Arnold, D.
Description: One preserved mussel specimen including both the left and right valves. The specimen exhibits a rhomboidal shape; thick shell; pink 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 recently dead when collected.
Contributing Partner: Elm Fork Natural Heritage Museum
Potamilus ohiensis, Specimen #593

Potamilus ohiensis, Specimen #593

Date: November 28, 1971
Creator: Britton, Joseph
Description: 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.
Contributing Partner: Elm Fork Natural Heritage Museum