Phylloscopus borealis kennicotti (S.F.Baird, 1869) Dataset GBIF Backbone Taxonomy Rank SUBSPECIES Classification kingdom Animalia phylum Chordata class Aves order Passeriformes family Phylloscopidae genus Phylloscopus species Phylloscopus borealis Name Homonyms Phylloscopus borealis kennicotti (S.F.Baird, 1869)