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 Psittacinae Illiger, 1811 - typical parrots Tribe Platycercini Genus Platycercus Vigors, 1825 Platycercus icterotis (Temminck & Kuhl, 1820) - western rosella Platycercus icterotis xanthogenys Salvadori, 1891