Ptyonoprogne obsoleta pallida Hume, 1872 Dataset GBIF Backbone Taxonomy Rank SUBSPECIES Classification kingdom Animalia phylum Chordata class Aves order Passeriformes family Hirundinidae genus Ptyonoprogne species Ptyonoprogne obsoleta Name Homonyms Ptyonoprogne obsoleta pallida Hume, 1872