Class [Mammalia] Linnaeus, 1758 - mammals
   Order Rodentia Bowdich, 1821 - rodents
     Family Zapodidae Coues, 1875 - jumping mice
       Genus Sicista Gray, 1827 - birch mice
         Sicista kluchorica Sokolov, Baskevich & Kovalskaya, 1981b