Stelgidopteryx ruficollis aequalis Bangs, 1901 Dataset GBIF Backbone Taxonomy Rank SUBSPECIES Classification kingdom Animalia phylum Chordata class Aves order Passeriformes family Hirundinidae genus Stelgidopteryx species Stelgidopteryx ruficollis Name Homonyms Stelgidopteryx ruficollis aequalis Bangs, 1901