| Specimen ID | State | County | Locality | Year |
| Drainage name | Status |
|
749948
| LA | Avoyelles | Atchafalaya River about 2.6 miles (4.3 km) upstream from Simmesport railroad bridge (at point along right-descending bank, about 0.2 miles [0.3 km] above Bayou Courville) | 2012 |
08080101
| Atchafalaya | unknown |
|
749949
| LA | Concordia | Red River near its confluence with the Atchafalaya River | 2012 |
08040301
| Lower Red | unknown |
|
293317
| TN | Dyer | Mississippi River, [lower R.M. 82] at mouth of Obion River | 2012 |
08010100
| Lower Mississippi-Memphis | unknown |