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 Molossus Geoffroy, 1805 - velvety free-tailed bats
             Molossus sinaloae Allen, 1906 - Allen's mastiff-bat
               1 [Molossus sinaloae sinaloae] Allen, 1906
               2 Molossus sinaloae trinitatus Goodwin, 1959