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 Caliechthrus Cabanis & Heine, 1862-1863[1863] [monotypic] 1 Caliechthrus leucolophus (S. Müller, 1840) - white-crowned koel