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 [Psittaciformes] Wagler, 1830 [monotypic] - parrots
Family Psittacidae Illiger, 1811 - cockatoos and parrots
Subfamily Cacatuinae del Hoyo et al., 2014
see Family Cacatuidae Gray, 1840
Genus Cacatua Vieillot, 1817
Cacatua sulphurea (Gmelin, 1788) - yellow-crested cockatoo
Cacatua sulphurea citrinocristata (Fraser, 1844)