Class Mammalia Linnaeus, 1758 - mammals
   Subclass Theria Parker & Haswell, 1897
     Order Chiroptera Blumenbach, 1779 - bats
       Family Mormoopidae Saussure, 1860 - naked-backed bats, moustached bats, ghost-faced bats
         Genus Pteronotus Gray, 1838 - naked-backed bats, moustached bats
           Subgenus Pteronotus Gray, 1838 - naked-backed bats
             1 Pteronotus davyi Gray, 1838 - Davy's naked-backed bat
             2 Pteronotus gymnonotus Natterer, 1843 - big naked-backed bat