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 Cacomantis merulinus (Scopoli, 1786) - plaintive cuckoo Cacomantis merulinus querulus Heine, 1863