Specimen ID | State | County | Locality | Year |
| Drainage name | Status |
29218
| CA | San Diego | Santa Margarita River | 1963 |
18070302
| Santa Margarita | failed |
611914
| CA | San Diego | Santa Margarita River, Temecula Gorge | 1975 |
18070302
| Santa Margarita | established |
746590
| CA | San Diego | Santa Margarita River, Temecula Gorge | 1975 |
18070302
| Santa Margarita | unknown |
611915
| CA | San Diego | Santa Margarita River, Willow Glenn Rd. | 1975 |
18070302
| Santa Margarita | established |
746586
| CA | San Diego | Santa Margarita River, Willow Glenn Rd. | 1975 |
18070302
| Santa Margarita | unknown |