Neornithes Gadow, 1893 - living birds
   Neognathae Pycraft 1900 see Cohort Neognathae Pycraft, 1900
     Neoaves Sibley et al. 1988 see Subcohort Neoaves Sibley et al., 1988
       [Order] Cuculiformes Wagler, 1830 - cuckoos and plantain-eaters
         Family Cuculidae Vigors, 1825 - cuckoos
           Subfamily Phaenicophaeinae
             Genus Coccyzus Vieillot, 1816
               1 Coccyzus pumilus Strickland, 1852 - dwarf cuckoo
               2 Coccyzus cinereus Vieillot, 1817 - ash-colored cuckoo
               3 Coccyzus erythopthalmus nom. null. see Coccyzus erythropthalmus (Wilson, 1811)
               4 Coccyzus americanus (C. Linnaeus, 1758) - yellow-billed cuckoo
               5 Coccyzus euleri Cabanis, 1873 - pearly-breasted cuckoo
               6 Coccyzus minor (J.F. Gmelin, 1788) - mangrove cuckoo
               7 Coccyzus ferrugineus Gould, 1843 - Cocos cuckoo
               8 Coccyzus melacoryphus Vieillot, 1817 - dark-billed cuckoo
               9 Coccyzus lansbergi Bonaparte, 1850 - grey-capped cuckoo