[Kingdom] Animalia Linnaeus, 1758 - animals
   Grade Enterozoa
     Grade Cœlomata
       Phylum Vertebrata Lamarck, 1801 see Infraphylum Vertebrata Lamarck, 1801
         Branch Craniata Linnaeus, 1758
           Grade Gnathostoma
             Subgrade Pentadactyla lipobranchia
               Branch Monocondyla
                 Class Reptilia Linnaeus, 1758 - reptiles
                   Subclass Pterosauria Kaup, 1834 see Order Pterosauria Kaup, 1834
                     Order Pterodactyla
                       1 Genus Pterodactylus Rafinesque, 1815 - flight finger