Tyrannus crassirostris pompalis Bangs & J.L.Peters, 1928 Dataset GBIF Backbone Taxonomy Rank SUBSPECIES Classification kingdom Animalia phylum Chordata class Aves order Passeriformes family Tyrannidae genus Tyrannus species Tyrannus crassirostris Name Homonyms Tyrannus crassirostris pompalis Bangs & J.L.Peters, 1928