Specimen ID | State | County | Locality | Year |
| Drainage name | Status |
28037
| AZ | Coconino | Mormon Lake near Flagstaff | 1934 |
15020015
| Canyon Diablo | established |
29620
| CA | Fresno | San Joaquin River at Friant | 1934 |
18040001
| Middle San Joaquin-Lower Chowchilla | established |
611308
| MD | Allegany | Evitts Creek 2 mi East Cumberland Md. | 1934 |
02070002
| North Branch Potomac | established |
237450
| PR | Comerio | Rio De La Plata, above Dam Comerio | 1934 |
21010005
| Eastern Puerto Rico | established |
626435
| PR | Patillas | Patillas Reservoir | 1934 |
21010004
| Southern Puerto Rico | established |
626434
| PR | Villalba | Guayabal Reservoir | 1934 |
21010004
| Southern Puerto Rico | established |