Vipera eriwanensis

Vipera eriwanensis, commonly known as the Alburzi viper or the Armenian steppe viper, is a species of venomous snake in the family Viperidae. The species is native to western Asia. There are two recognized subspecies.

Subspecies
There are two subspecies which are recognized as being valid.
 * Vipera eriwanensis ebneri Knoepffler & Sochurek, 1955
 * Vipera eriwanensis eriwanensis (Reuss, 1933)

Geographic range
V. eriwanensis is found in Armenia, northwestern Iran, and northeastern Turkey.

Habitat
The preferred natural habitat of V. eriwanensis is rocky areas of grassland, at altitudes of 1,000 –.

Reproduction
V. eriwanensis is ovoviviparous. Litter size may be as large as ten.

Etymology
The subspecific name, ebneri, is in honor of Austrian entomologist Richard Ebner.