Class Mammalia Linnaeus, 1758 - mammals
   Order Chiroptera Blumenbach, 1779 - bats
     Family Vespertilionidae Gray, 1821 - vespertilionid bats
       Subfamily Vespertilioninae Gray, 1821
         Genus Otonycteris Peters, 1859 - desert long-eared bat
           1 Otonycteris hemprichii Peters, 1859 - Hemprich's long-eared bat