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 Galbulae see Suborder Galbulae Fürbringer, 1888 Family Bucconidae Boie, 1826 - puffbirds Genus Nonnula P.L. Sclater, 1854 Nonnula ruficapilla (Tschudi, 1844) - rufous-capped nunlet