Western Rattlesnake (Crotalus oreganus)
Recent Records
| Taxon | Date | County | State | ||
|---|---|---|---|---|---|
| 1. | Crotalus oreganus helleri | 2020-07-07 | San Bernardino County | CA | US |
| 2. | Crotalus oreganus helleri | 2020-06-20 | San Diego County | CA | US |
| 3. | Crotalus oreganus lutosus | 2020-06-20 | Lyon County | NV | US |
| 4. | Crotalus oreganus helleri | 2020-06-20 | San Diego County | CA | US |
| 5. | Crotalus oreganus oreganus | 2020-06-19 | Tulare County | CA | US |
| 6. | Crotalus oreganus | 2020-06-19 | Fresno County | CA | US |
| 7. | Crotalus oreganus lutosus | 2020-06-14 | Humboldt County | NV | US |
| 8. | Crotalus oreganus helleri | 2020-06-12 | San Diego County | CA | US |
| 9. | Crotalus oreganus oreganus | 2020-06-11 | Santa Cruz County | CA | US |
| 10. | Crotalus oreganus helleri | 2020-06-08 | Los Angeles County | CA | US |
| 11. | Crotalus oreganus helleri | 2020-06-04 | Riverside County | CA | US |
| 12. | Crotalus oreganus helleri | 2020-06-03 | Riverside County | CA | US |
| 13. | Crotalus oreganus helleri | 2020-05-29 | Los Angeles County | CA | US |
| 14. | Crotalus oreganus helleri | 2020-05-28 | Riverside County | CA | US |
| 15. | Crotalus oreganus helleri | 2020-05-27 | Los Angeles County | CA | US |