Western Massasauga (Sistrurus catenatus tergeminus)
Recent Records
| Taxon | Date | County | State | ||
|---|---|---|---|---|---|
| 1. | Sistrurus catenatus tergeminus | 2022-07-10 | Valencia County | NM | US |
| 2. | Sistrurus catenatus tergeminus | 2022-07-03 | Barber County | KS | US |
| 3. | Sistrurus catenatus tergeminus | 2022-07-03 | Barber County | KS | US |
| 4. | Sistrurus catenatus tergeminus | 2021-08-04 | Beckham County | OK | US |
| 5. | Sistrurus catenatus tergeminus | 2021-05-07 | Russell County | KS | US |
| 6. | Sistrurus catenatus tergeminus | 2019-05-27 | Barton County | KS | US |
| 7. | Sistrurus catenatus tergeminus | 2017-09-15 | Ellis County | KS | US |
| 8. | Sistrurus catenatus tergeminus | 2017-06-18 | KS | US | |
| 9. | Sistrurus catenatus tergeminus | 2017-05-07 | Stafford County | KS | US |
| 10. | Sistrurus catenatus tergeminus | 2016-05-30 | Hardeman County | TX | US |
| 11. | Sistrurus catenatus tergeminus | 2016-05-30 | Cottle County | TX | US |
| 12. | Sistrurus catenatus tergeminus | 2016-05-03 | Callahan County | TX | US |
| 13. | Sistrurus catenatus tergeminus | 2015-06-20 | Parker County | TX | US |
| 14. | Sistrurus catenatus tergeminus | 2015-06-20 | Harmon County | OK | US |
| 15. | Sistrurus catenatus tergeminus | 2015-06-20 | Beckham County | OK | US |