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 Cuculinae Vigors, 1825
             Genus Cacomantis S. Müller, 1842
               1 Cacomantis sonneratii (Latham, 1790) - banded bay cuckoo
               2 Cacomantis passerinus (Vahl, 1797) - grey-bellied cuckoo
               3 Cacomantis merulinus (Scopoli, 1786) - plaintive cuckoo
               4 Cacomantis variolosus (Vigors & Horsfield, 1827) - brush cuckoo
               5 Cacomantis castaneiventris (Gould, 1867) - chestnut-breasted cuckoo
               6 Cacomantis flabelliformis (Latham, 1802) - fan-tailed cuckoo