Class Mammalia Linnaeus, 1758 - mammals
   Subclass Theria Parker & Haswell, 1897
     Order Chiroptera Blumenbach, 1779 - bats
       Family Vespertilionidae Gray, 1821 - vespertilionid bats
         Subfamily Vespertilioninae Gray, 1821
           Tribe Vespertilionini Gray, 1821
             Genus Chalinolobus Peters, 1867 - lobe-lipped bats, groove-lipped bats, wattled bats
               Chalinolobus nigrogriseus (Gould, 1852) - hoary bat
                 1 [Chalinolobus nigrogriseus nigrogriseus] (Gould, 1852)
                 2 Chalinolobus nigrogriseus rogersi Thomas, 1909