Pachysylvia muscicapina griseifrons E.Snethlage, 1907 Dataset GBIF Backbone Taxonomy Rank SUBSPECIES Classification kingdom Animalia phylum Chordata class Aves order Passeriformes family Vireonidae genus Hylophilus species Hylophilus muscicapinus Name Homonyms Pachysylvia muscicapina griseifrons E.Snethlage, 1907