Kingdom [Animalia] Linnaeus, 1758 - animals
   Subkingdom Metazoa Haeckel, 1874 see Kingdom Animalia Linnaeus, 1758
     Division Eumetazoa Butschli, 1910 see Subkingdom Eumetazoa Butschli, 1910
       Subdivision Bilateralia
         Phylum Chordata Bateson, 1885 - chordates
           Subphylum Vertebrata Cuvier, 1812 - vertebrates
             Class Reptilia Linnaeus, 1758 - reptiles
               Subclass Archosauria Cope, 1869 see Division Archosauria Cope, 1869
                 Order †Pterosauria Kaup, 1834 - pterosaurs
                   Suborder †Pterodactylida
                     Family †Ctenochasmatidae Nopcsa, 1928
                       Genus †Ctenochasma von Meyer, 1852
                         1 †Ctenochasma gracile Oppel, 1862