Elliptio chipolaensis (Walker, 1905)

1-2. Chipola River, Calhoun Co., FL - 54, 51 mm

Type locality: Chipola River, 1 mile north of Marianna, Jackson County, Florida.

Range: Chipola and Chattahoochee River systems.

Remarks: An obvious relation of Elliptio tetrica. This species often has purple and salmon nacre. It is quite uncommon.