Western Hook-nosed Snakes (Gyalopion)
Recent Records
| Taxon | Date | County | State | ||
|---|---|---|---|---|---|
| 1. | Gyalopion canum | 2023-07-12 | Brewster County | TX | US |
| 2. | Gyalopion canum | 2023-07-12 | Brewster County | TX | US |
| 3. | Gyalopion quadrangulare | 2022-09-02 | Santa Cruz County | AZ | US |
| 4. | Gyalopion quadrangulare | 2022-09-01 | Alamos | SO | MX |
| 5. | Gyalopion quadrangulare | 2022-08-03 | Santa Cruz County | AZ | US |
| 6. | Gyalopion canum | 2022-07-22 | Torrance County | NM | US |
| 7. | Gyalopion canum | 2021-08-12 | Jeff Davis County | TX | US |
| 8. | Gyalopion canum | 2021-08-08 | Socorro County | NM | US |
| 9. | Gyalopion canum | 2020-06-23 | Jeff Davis County | TX | US |
| 10. | Gyalopion quadrangulare | 2020-06-13 | Yecora | SO | MX |
| 11. | Gyalopion quadrangulare | 2019-08-01 | Santa Cruz County | AZ | US |
| 12. | Gyalopion quadrangulare | 2019-04-27 | Huasabas | SO | MX |
| 13. | Gyalopion quadrangulare | 2017-08-22 | Alamos | SO | MX |
| 14. | Gyalopion canum | 2016-09-25 | Hidalgo County | NM | US |
| 15. | Gyalopion canum | 2016-09-25 | Hidalgo County | NM | US |