Vipera dinniki
Vipera dinniki is a viper species native to the Caucasus Mountains region, part of Russia, Georgia, and Azerbaijan. Like all other vipers, it is venomous. No subspecies are currently recognized.
Etymology
The specific name, dinniki, is in honor of Russian herpetologist Nikolai Yakovlevich Dinnik.Description
Of the 49 Russian specimens of V. dinniki examined by Orlov and Tuniyev, 29 were males, and the largest male measured in total length. Of the 20 females, the largest was in total length.Geographic range
Vipera dinniki is found from Russia and Georgia, eastward to Azerbaijan.According to Nikolsky, the type locality is "upper reaches of the Malaya Laba 8000 feet above sea level... and Svanetia, 7000 feet above sea level." According to Nilson et al., Vedmederja et al. restricted the type locality to "Malaya Laba" through lectotype selection. Orlov and Tuniyev give the lectotype locality as "Upper reaches of the Mala (Small) Laba River, Northern Caucasus".