Class Mammalia Linnaeus, 1758 - mammals
   Subclass Theria Parker & Haswell, 1897
     Order Chiroptera Blumenbach, 1779 - bats
       Family Molossidae Gervais, 1856 - free-tailed bats and mastiff bats
         Subfamily Molossinae Gervais, 1856
           Genus Promops Gervais, 1856 - domed-palate mastiff bats
             1 Promops centralis Thomas, 1915 - Thomas's mastiff-bat
             2 Promops nasutus (Spix, 1823)