"Middendorf's vole"@en . . . "*ryphaeus Heptner, 1948" . "Middendorf's vole (Microtus middendorffi) is a species of rodent in the family Cricetidae. It is found only in Russia."@en . . . "*obscurus (Middendorf, 1853)" . "*hyperboreus Vinogradov, 1934" . "*uralensis Skalon, 1935" . . "*tasensis Skalon, 1935" . "*swerevi Scalon, 1935" . . "LC" . "IUCN3.1" . .