| bosnia and herzegovina | | vipera ammodytes ammodytes | subspecies | 1 | 0 |
| bulgaria | | vipera ammodytes ammodytes | subspecies | 2 | 0 |
| bulgaria | sofia city | vipera ammodytes ammodytes | subspecies | 22 | 0 |
| croatia | | vipera ammodytes ammodytes | subspecies | 9 | 0 |
| italy | | vipera ammodytes ammodytes | subspecies | 1 | 0 |
| montenegro | | vipera ammodytes ammodytes | subspecies | 5 | 0 |
| serbia | | vipera ammodytes ammodytes | subspecies | 2 | 0 |
| slovakia | | vipera ammodytes ammodytes | subspecies | 2 | 0 |
| slovenia | | vipera ammodytes ammodytes | subspecies | 44 | 0 |
| united states | arizona | vipera ammodytes ammodytes | subspecies | 0 | 1 |