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 Country: United States
 State: Oklahoma
 Collection: Joseph Britton Freshwater Mussel Collection
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. digital.library.unt.edu/ark:/67531/metadc35150/
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. digital.library.unt.edu/ark:/67531/metadc35151/
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. digital.library.unt.edu/ark:/67531/metadc35152/
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. digital.library.unt.edu/ark:/67531/metadc35153/