Class Aves Linnaeus, 1758 - birds see Subclass Aves Linnaeus, 1758
   Subclass Neornithes Gadow, 1893 see Clade Neornithes Gadow, 1893
     Infraclass Neoaves Sibley et al., 1988 see Subcohort Neoaves Sibley et al., 1988
       Parvclass Passerae see Superorder Passerimorphae Sibley et al., 1988
         Superorder Strigimorphae see Superorder Falconimorphae Seebohm, 1890
           Order Strigiformes Wagler, 1830 - owls
             Suborder Caprimulgi Ridgway, 1881 - goatsuckers
               Infraorder Caprimulgides see Suborder Caprimulgi Ridgway, 1881
                 Parvorder Caprimulgida see Suborder Caprimulgi Ridgway, 1881
                   Superfamily Caprimulgoidea see Suborder Caprimulgi Ridgway, 1881
                     Family Caprimulgidae Vigors, 1825 - nightjars
                       Subfamily Caprimulginae Vigors, 1825 - nightjars
                         01 Genus Nyctidromus Gould, 1838
                         02 Genus Phalaenoptilus Ridgway, 1880
                         03 Genus Siphonorhis P.L. Sclater, 1861
                         04 Genus Nyctiphrynus Bonaparte, 1857
                         05 Genus Caprimulgus Linnaeus, 1758
                         06 Genus Macrodipteryx Swainson, 1837
                         07 Genus Hydropsalis Wagler, 1832
                         08 Genus Uropsalis W. de W. Miller, 1915
                         09 Genus Macropsalis P.L. Sclater, 1866
                         10 Genus Eleothreptus G.R. Gray, 1840