Microtus middendorffi (Poliakov, 1881)

Guy G. Musser & Michael D. Carleton, 1993, Order Rodentia - Family Muridae, Mammal Species of the World (2 nd Edition), Washington and London: Smithsonian Institution Press, pp. 501-755 : 524

Microtus middendorffi (Poliakov, 1881) . Mem. Acad. Imp. Sci. St. Petersbourg, 39:70.

TYPE LOCALITY: Russia, Krasnoyarsk Krai, Taimyr Peninsula .

DISTRIBUTION: NC Siberia, from the Polar Ural Mtns to the N Lena River region, south in Urals to 62°N, and in the Lena Valley near Yakutsk.

SYNONYMS: obscurus , ryphaeus, swerevi, tasensis, uralensis .

COMMENTS: Subgenus Alexandromys , middendorffi species group sensu Zagorodnyuk (1990) . Meier (1983) considered M. middendorffi to be phylogenetically distant from other northern and central Asian species of Microtus .