| Specimen ID | State | County | Locality | Year |
| Drainage name | Status |
|
27718
| AZ | | lower Colorado drainage | 1991 |
15030104
| Imperial Reservoir | established |
|
27904
| AZ | | state non-specific | 1955 |
15000000
| Lower Colorado Region | established |
|
28036
| AZ | Maricopa | Salt River, at Canyon Lake | 1955 |
15060106
| Lower Salt | established |
|
1874299
| AZ | Yuma | [No locality description provided; coordinates obscured by collector] | 2023 |
15030108
| Yuma Desert | |
|
28071
| AZ | Yuma | Colorado River,Arizona side, about 500 yards below the confluence of the Palo Verde Lagoon. | 1964 |
15030104
| Imperial Reservoir | established |