? senex Pelzeln, 1868 Dataset GBIF Backbone Taxonomy Rank UNRANKED Classification kingdom Animalia phylum Chordata class Aves order Passeriformes family Tyrannidae genus Poecilotriccus species Poecilotriccus senex Name Homonyms ? senex Oppel, 1868 ? senex Pelzeln, 1868 ? senex Miller & Cline, 1934 ? senex Rohwer, 1909 ? senex Reichenow, 1887