Lake Baikal Mountain Vole
Encyclopedia
The Lake Baikal or Olkhon Mountain Vole (Alticola olchonensis) is a species of rodent
in the family Cricetidae
. It is found principally on the Olkhon
and Ogoi islands on Lake Baikal
. While it was originally described as a species, Pavlinov and Rossolimo reassigned it as a subspecies of A. tuvinicus in 1987 before reinstating it as a species in 1998.
Rodent
Rodentia is an order of mammals also known as rodents, characterised by two continuously growing incisors in the upper and lower jaws which must be kept short by gnawing....
in the family Cricetidae
Cricetidae
The Cricetidae are a family of rodents in the large and complex superfamily Muroidea. It includes true hamsters, voles, lemmings, and New World rats and mice...
. It is found principally on the Olkhon
Olkhon
Olkhon is the third-largest lake-bound island in the world. It is by far the largest island in Lake Baikal in eastern Siberia, with an area of . Structurally, it acts as the southwestern margin of Academician Ridge....
and Ogoi islands on Lake Baikal
Lake Baikal
Lake Baikal is the world's oldest at 30 million years old and deepest lake with an average depth of 744.4 metres.Located in the south of the Russian region of Siberia, between Irkutsk Oblast to the northwest and the Buryat Republic to the southeast, it is the most voluminous freshwater lake in the...
. While it was originally described as a species, Pavlinov and Rossolimo reassigned it as a subspecies of A. tuvinicus in 1987 before reinstating it as a species in 1998.