Campylorhamphus pusillus olivaceus Griscom, 1927 Dataset GBIF Backbone Taxonomy Rank SUBSPECIES Classification kingdom Animalia phylum Chordata class Aves order Passeriformes family Furnariidae genus Campylorhamphus species Campylorhamphus pusillus Name Homonyms Campylorhamphus pusillus olivaceus Griscom, 1927