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 Columbiformes Latham, 1790 - pigeons and allies
                   Family Pteroclididae - sandgrouse see Family Pteroclidae Bonaparte, 1831
                     Genus Syrrhaptes Illiger, 1811
                       1 Syrrhaptes paradoxus (Pallas, 1773) - Pallas's sandgrouse
                       2 Syrrhaptes tibetanus Gould, 1850 - Tibetan sandgrouse