Class Mammalia Linnaeus, 1758 - mammals
   Order Chiroptera Blumenbach, 1779 - bats
     Family Vespertilionidae Gray, 1821 - vespertilionid bats
       Subfamily Vespertilioninae Gray, 1821
         Genus Histiotus Gervais, 1856 - big-eared brown bats
           1 Histiotus alienus Thomas, 1916
           2 Histiotus macrotus (Poeppig, 1835) - big-eared brown bat
           3 Histiotus montanus (Philippi & Landbeck, 1861) - small big-eared brown bat
           4 Histiotus velatus (Geoffroy, 1824)