Hemirhagerrhis viperina explained

Hemirhagerrhis viperina, commonly known as the viperine rock snake or western bark snake, is a species of snake in the family Psammophiidae.^[1] It is indigenous to areas within southwestern Angola and northwestern Namibia.^[2] It is partially arboreal. The nostrils of H. viperina has a vertical piercing in their nasal.^{[3] [4]}

Notes and References

1. Web site: Hemirhagerrhis viperina . Reptile database . 25 October 2022.
2. Baptista NL, António T, Branch WR. 2019. The herpetofauna of Bicuar National Park and surroundings, southwestern Angola: a preliminary checklist. Amphibian & Reptile Conservation 13(2) [Special Section]: 96–130
3. Broadley, D. G. (1997). A Review of Hernirhagerrhis Vipen'na (Bocage) (Serpentes: Colubridae), a Rupicolous Psarnmophine Snake, 1997(2), 161–169
4. Harrington, Sean M; Jordyn M de Haan, Lindsey Shapiro, Sara Ruane 2018. Habits and characteristics of arboreal snakes worldwide: arboreality constrains body size but does not affect lineage diversification. Biological Journal of the Linnean Society 125 (1): 61–71f>