Kingdom [Animalia] Linnaeus, 1758 - animals
   Subkingdom Metazoa Haeckel, 1874 see Kingdom Animalia Linnaeus, 1758
     Division Eumetazoa Butschli, 1910 see Subkingdom Eumetazoa Butschli, 1910
       Subdivision Bilateralia
         Phylum Chordata Bateson, 1885 - chordates
           Subphylum Vertebrata Cuvier, 1812 - vertebrates
             Class Mammalia Linnaeus, 1758 - mammals
               Subclass Eutheria Gill, 1872 see Infraclass Eutheria Gill, 1872
                 Order Chiroptera Blumenbach, 1779 - bats
                   Suborder Microchiroptera Dobson, 1875 see Order Chiroptera Blumenbach, 1779
                     Superfamily Vespertilionoidea Gray, 1821
                       Family Molossidae Gervais, 1856 - free-tailed bats and mastiff bats
                         Genus Molossus Geoffroy, 1805 - velvety free-tailed bats
                           Molossus major Kerr, 1792 see Molossus molossus molossus (Pallas, 1766)
                           Molossus rufus Geoffroy, 1805