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 Aves Linnaeus, 1758 - birds see Subclass Aves Linnaeus, 1758
               Subclass Neornithes Gadow, 1893 see Clade Neornithes Gadow, 1893
                 Order Psittaciformes Wagler, 1830 - parrots
                   Family Psittacidae Illiger, 1811 - cockatoos and parrots
                     Subfamily Psittacinae Illiger, 1811 - typical parrots
                       Tribe Psittacini Illiger, 1811
                         Genus Graydidasculus Bonaparte, 1857 see Genus Graydidascalus Bonaparte, 1854
                           Graydidasculus brachyurus (Kuhl, 1820) see Graydidascalus brachyurus (Kuhl, 1820)