Viperidae Crotalinae Typhlops vermicularis Macrovipera lebetina
Gloydius halys (Pallas, 1776)
Siberian Pit Viper
= Agkistrodon halys (Pallas, 1776)
G. halys (© Mario Schweiger)

Adult (female), North of Caspian Sea
(Photo by Mario Schweiger, VipersGarden)
G. halys (© Guido Kreiner)

Adult (male), W side of the Aral-Sea, Kasachstan
(Photo by Guido Kreiner, Naturfotografien Guido Kreiner)
G. halys (© Guido Kreiner)

Adult (male), W side of the Aral-Sea, Kasachstan
(Photo by Guido Kreiner, Naturfotografien Guido Kreiner)
Distribution:
China, Iran, Russia, Kazakhstan, Uzbekistan, Tajikistan, Kyrgyzstan, Afghanistan, Mongolia, Turkmenistan
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