Western Rattlesnake (Crotalus oreganus)
Recent Records
| Taxon | Date | County | State | ||
|---|---|---|---|---|---|
| 1. | Crotalus oreganus helleri | 2020-10-17 | Riverside County | CA | US |
| 2. | Crotalus oreganus helleri | 2020-10-14 | Riverside County | CA | US |
| 3. | Crotalus oreganus helleri | 2020-10-09 | Riverside County | CA | US |
| 4. | Crotalus oreganus | 2020-10-02 | Fresno County | CA | US |
| 5. | Crotalus oreganus helleri | 2020-10-01 | Riverside County | CA | US |
| 6. | Crotalus oreganus helleri | 2020-09-30 | Riverside County | CA | US |
| 7. | Crotalus oreganus helleri | 2020-09-27 | Riverside County | CA | US |
| 8. | Crotalus oreganus helleri | 2020-09-27 | Riverside County | CA | US |
| 9. | Crotalus oreganus helleri | 2020-09-26 | Riverside County | CA | US |
| 10. | Crotalus oreganus helleri | 2020-09-26 | Riverside County | CA | US |
| 11. | Crotalus oreganus oreganus | 2020-09-22 | Grant County | WA | US |
| 12. | Crotalus oreganus helleri | 2020-09-20 | Riverside County | CA | US |
| 13. | Crotalus oreganus helleri | 2020-09-20 | Riverside County | CA | US |
| 14. | Crotalus oreganus helleri | 2020-09-13 | Riverside County | CA | US |
| 15. | Crotalus oreganus helleri | 2020-09-12 | San Bernardino County | CA | US |