Class Mammalia Linnaeus, 1758 - mammals
   Subclass Theria Parker & Haswell, 1897
     Order Chiroptera Blumenbach, 1779 - bats
       Family Phyllostomidae Gray, 1825 - New-World leaf-nosed bats
         Subfamily Glossophaginae Bonaparte, 1845
           Tribe Glossophagini Bonaparte, 1845
             "glossophagines"
               Genus Leptonycteris Lydekker, 1891 - Saussure's long-nosed bats
                 Leptonycteris yerbabuenae Martínez & Villa-R., 1940 - little long-nosed bat