Phylum Chordata Bateson, 1885 - chordates
Class Aves Linnaeus, 1758 - birds
see Subclass Aves Linnaeus, 1758
Subclass Neornithes Gadow, 1893
see Clade Neornithes Gadow, 1893
Superorder Neognathae Pycraft, 1900
see Cohort Neognathae Pycraft, 1900
Order Psittaciformes Wagler, 1830 - parrots
Family Psittacidae Illiger, 1811 - cockatoos and parrots
Subfamily Psittacinae Illiger, 1811 - typical parrots
Genus Opopsitta Sclater, 1860
see Genus Cyclopsitta Reichenbach, 1850
Opopsitta diophthalma (Hombron & Jacquinot, 1841)
see Cyclopsitta diophthalma (Hombron & Jacquinot, 1841)