Myiodynastes maculatus difficilis Zimmer, 1937 Dataset GBIF Backbone Taxonomy Rank SUBSPECIES Classification kingdom Animalia phylum Chordata class Aves order Passeriformes family Tyrannidae genus Myiodynastes species Myiodynastes maculatus Name Homonyms Myiodynastes maculatus difficilis Zimmer, 1937