[Kingdom] Animalia Linnaeus, 1758 - animals
   Grade Enterozoa
     Grade Cœlomata
       Phylum Vertebrata (Lamarck, 1801)
         Branch Craniata Linnaeus, 1758
           Grade Gnathostoma
             Subgrade Pentadactyla lipobranchia
               Branch Amphicondyla [monotypic]
                 Class Mammalia Linnaeus, 1758 - mammals
                   Grade Placentalia Owen, 1837 see Cohort Placentalia Owen, 1837
                     Subclass Discoplacentalia
                       Order Cheiroptera
                         1 Genus Pteropus Brisson, 1762 - flying foxes
                         2 Genus Vampyrus Ranzani, 1820, nom. illeg. see Genus Vampyrum Rafinesque, 1815