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 Columbiformes Latham, 1790 - pigeons and allies
Family Columbidae Illiger, 1811 - doves, pigeons
Genus Ducula Hodgson, 1836
Ducula radiata (Quoy & Gaimard, 1830) - grey-headed imperial-pigeon