? altirostris Leotaud, 1866 Dataset GBIF Backbone Taxonomy Rank UNRANKED Classification kingdom Animalia phylum Chordata class Aves order Passeriformes family Furnariidae genus Xiphorhynchus species Xiphorhynchus picus Name Homonyms ? altirostris Leotaud, 1866 ? altirostris Hartert & Ejo, 1909 ? altirostris Cope, 1873