Class Mammalia Linnaeus, 1758 - mammals
   Subclass Theria Parker & Haswell, 1897
     Order Chiroptera Blumenbach, 1779 - bats
       Family Vespertilionidae Gray, 1821 - vespertilionid bats
         Subfamily Myotinae Tate, 1942
           Genus Myotis Kaup, 1829 - mouse-eared bats
             Myotis brandtii (Eversmann, 1845) - Brandt's bat
               1 [Myotis brandtii brandtii] (Eversmann, 1845)
               2 Myotis brandtii gracilis Ognev, 1927