Megalonaias nervosa, Specimen #1655

Megalonaias nervosa, Specimen #1655

Date: June 11, 2011
Creator: Hammontree, Sarah
Description: One preserved mussel specimen including both the left and right valves. The specimen exhibits a rhomboidal shape; moderately thick shell; double looped beak sculpturing; white internal coloring; tan external coloring; external sculpturing in the form of ridges. Collected in the Guadalupe basin. The specimen measures between 0 - 60 mm in length and was assessed to be 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
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
Leptodea fragilis, Specimen #518

Leptodea fragilis, Specimen #518

Date: June 14, 1979
Creator: Britton, Joseph
Description: One preserved mussel specimen including the right valve only. The specimen exhibits an oval shape; thin shell; double looped beak sculpturing; bluish-white internal coloring; tan external coloring; no external sculpturing. Collected in the Brazos basin. 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
Leptodea fragilis, Specimen #517

Leptodea fragilis, Specimen #517

Date: June 14, 1979
Creator: Britton, Joseph
Description: One preserved mussel specimen including the right valve only. 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 Brazos basin. The specimen measures between 100 - 120 mm in length and was assessed to be very-long dead when collected.
Contributing Partner: Elm Fork Natural Heritage Museum
Leptodea fragilis, Specimen #462

Leptodea fragilis, Specimen #462

Date: October 21, 1971
Creator: Pettit, J.
Description: 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; olive 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
Leptodea fragilis, Specimen #511

Leptodea fragilis, Specimen #511

Date: July 18, 1973
Creator: Britton, Joseph
Description: One preserved mussel specimen including the right valve only. The specimen exhibits a rhomboidal shape; thin shell; double looped beak sculpturing; white internal coloring; tan 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
Leptodea fragilis, Specimen #510

Leptodea fragilis, Specimen #510

Date: July 18, 1973
Creator: Britton, Joseph
Description: 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 Trinity basin. The specimen measures between 60 - 100 mm in length and was assessed to be long dead when collected.
Contributing Partner: Elm Fork Natural Heritage Museum
Leptodea fragilis, Specimen #513

Leptodea fragilis, Specimen #513

Date: July 18, 1973
Creator: Britton, Joseph
Description: 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; tan 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.
Contributing Partner: Elm Fork Natural Heritage Museum
Leptodea fragilis, Specimen #512

Leptodea fragilis, Specimen #512

Date: August 14, 1979
Creator: Britton, Joseph
Description: 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; tan external coloring; no external sculpturing. Collected in the Colorado basin. 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
Leptodea fragilis, Specimen #486

Leptodea fragilis, Specimen #486

Date: August 12, 1972
Creator: Britton, Joseph
Description: 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; 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
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