Ducula oceanica ratakensis (Taka-Tsukasa & Yamashina, 1932) Dataset GBIF Backbone Taxonomy Rank SUBSPECIES Classification kingdom Animalia phylum Chordata class Aves order Columbiformes family Columbidae genus Ducula species Ducula oceanica Name Homonyms Ducula oceanica ratakensis (Taka-Tsukasa & Yamashina, 1932)