Specimen ID | State | County | Locality | Year |
| Drainage name | Status |
259311
| AZ | Yuma | Colorado River | 1983 |
15030107
| Lower Colorado | collected |
27632
| AZ | Yuma | Hunter's Hole | 1974 |
15030107
| Lower Colorado | established |
27609
| AZ | Yuma | Mittry Lake [adjacent to Colorado River] | 1975 |
15030107
| Lower Colorado | collected |
27610
| AZ | Yuma | Mittry Lake [adjacent to Colorado River] | 1975 |
15030107
| Lower Colorado | collected |
263249
| CA | | Bard Valley, irrigation systems | 1976 |
15030107
| Lower Colorado | established |
29264
| CA | | Bard Valley, irrigation systems | 1984 |
15030107
| Lower Colorado | established |
139679
| CA | Imperial | irrigation canals and drains in Bard Valley | 1981 |
15030107
| Lower Colorado | established |
29238
| CA | Imperial | lower Colorado River near the Mexican border | 1976 |
15030107
| Lower Colorado | established |