Pogoniulus chrysoconus extoni (E.L.Layard, 1871) Dataset GBIF Backbone Taxonomy Rank SUBSPECIES Classification kingdom Animalia phylum Chordata class Aves order Piciformes family Lybiidae genus Pogoniulus species Pogoniulus chrysoconus Name Homonyms Pogoniulus chrysoconus extoni (E.L.Layard, 1871)