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 Cuculimorphae Sibley et al., 1988
           Order Cuculiformes Wagler, 1830 - cuckoos and plantain-eaters
             Infraorder Cuculides see Order Cuculiformes Wagler, 1830
               Parvorder Cuculida see Order Cuculiformes Wagler, 1830
                 Superfamily Cuculoidea Vigors, 1825 see Order Cuculiformes Wagler, 1830
                   Family Cuculidae Vigors, 1825 - cuckoos
                     01 Genus Oxylophus Swainson, 1837 see Genus Clamator Kaup, 1829
                     02 Genus Clamator Kaup, 1829
                     03 Genus Pachycoccyx Cabanis, 1882
                     04 Genus Cuculus Linnaeus, 1758
                     05 Genus Cercococcyx Cabanis, 1882
                     06 Genus Cacomantis S. Müller, 1842
                     07 Genus Rhamphomantis Salvadori, 1878
                     08 Genus Chrysococcyx Boie, 1826
                     09 Genus Caliechthrus Cabanis & Heine, 1862-1863[1863]
                     10 Genus Surniculus Lesson, 1830
                     11 Genus Microdynamis Salvadori, 1878
                     12 Genus Eudynamys Vigors & Horsfield, 1827
                     13 Genus Scythrops Latham, 1790
                     14 Genus Ceuthmochares Cabanis & Heine, 1862-1863[1863]
                     15 Genus Phaenicophaeus Stephens, 1815
                     16 Genus Carpococcyx G.R. Gray, 1840
                     17 Genus Coua Schinz, 1821