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  Partner: Elm Fork Natural Heritage Museum
Megalonaias nervosa, Specimen #1674

Megalonaias nervosa, Specimen #1674

Date: May 13, 2011
Creator: Hammontree, Sarah; Pulliam, Lauren; Perry, Heather & Mabe, Jeffery
Description: One preserved mussel specimen including both the left and right valves. The specimen exhibits a rhomboidal shape; thick shell; double looped beak sculpturing; white internal coloring; dark brown external coloring; external sculpturing in the form of ridges. Collected in the Guadalupe 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
Megalonaias nervosa, Specimen #1675

Megalonaias nervosa, Specimen #1675

Date: May 13, 2011
Creator: Hammontree, Sarah; Pulliam, Lauren; Perry, Heather & Mabe, Jeffery
Description: One preserved mussel specimen including the left valve only. The specimen exhibits a quadrate shape; thick shell; double looped beak sculpturing; white internal coloring; black external coloring; external sculpturing in the form of ridges. Collected in the Guadalupe 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
Quadrula aurea, Specimen #1670

Quadrula aurea, Specimen #1670

Date: June 11, 2011
Creator: Hammontree, Sarah; Mabe, Jeffery; Perry, Heather & Pulliam, Lauren
Description: One preserved mussel specimen including both the left and right valves. The specimen exhibits a quadrate shape; moderately thick shell; white internal coloring; orange external coloring; no external sculpturing. Collected in the Guadalupe basin. The specimen measures between 0 - 60 mm in length and was assessed to be relatively-recently dead when collected.
Contributing Partner: Elm Fork Natural Heritage Museum
Potamilus purpuratus, Specimen #613

Potamilus purpuratus, Specimen #613

Date: May 7, 1975
Creator: Britton, Joseph
Description: One preserved mussel specimen including both the left and right valves. 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 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 #610

Potamilus purpuratus, Specimen #610

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 100 - 120 mm in length and was assessed to be recently dead when collected.
Contributing Partner: Elm Fork Natural Heritage Museum
Potamilus purpuratus, Specimen #609

Potamilus purpuratus, Specimen #609

Date: December 4, 1971
Creator: unknown
Description: One preserved mussel specimen including both the left and right valves. The specimen exhibits an oval shape; thick shell; pink internal coloring; dark 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 amphichaenus, Specimen #615

Potamilus amphichaenus, Specimen #615

Date: August 12, 1972
Creator: Britton, Joseph
Description: One preserved mussel specimen including the right valve only. The specimen exhibits an elliptical shape; thin shell; 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.
Contributing Partner: Elm Fork Natural Heritage Museum
Potamilus amphichaenus, Specimen #608

Potamilus amphichaenus, Specimen #608

Date: December 4, 1971
Creator: Britton, Joseph
Description: One preserved mussel specimen including the left valve only. The specimen exhibits an elliptical shape; thin shell; bluish-white internal coloring; olive external coloring; no external sculpturing. Collected in the Trinity basin. 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 #616

Potamilus purpuratus, Specimen #616

Date: August 12, 1972
Creator: Britton, Joseph
Description: One preserved mussel specimen including the left valve only. The specimen exhibits an elliptical 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 #612

Potamilus purpuratus, Specimen #612

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; black 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