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 Caprimulgiformes Ridgway, 1881 - nightjars
                   Family Caprimulgidae Vigors, 1825 - nightjars
                     01 Genus Caprimulgus Linnaeus, 1758
                     02 Genus Siphonornis see Genus Siphonorhis P.L. Sclater, 1861
                     03 Genus Macrodipteryx Swainson, 1837
                     04 Genus Semeiophorus Gould, 1838 see Genus Macrodipteryx Swainson, 1837
                     05 Genus Phalaenoptilus Ridgway, 1880
                     06 Genus Chordeiles Swainson, 1831[1832]
                     07 Genus Nyctidromus Gould, 1838
                     08 Genus Hydropsalis Wagler, 1832
                     09 Genus Macropsalis P.L. Sclater, 1866
                     10 Genus Uropsalis W. de W. Miller, 1915
                     11 Genus Eleothreptus G.R. Gray, 1840