? sumatrensis Sharpe, 1879 Dataset GBIF Backbone Taxonomy Rank UNRANKED Classification kingdom Animalia phylum Chordata class Aves order Passeriformes family Muscicapidae genus Cyornis species Cyornis tickelliae Name Homonyms ? sumatrensis Bleeker, 1854 ? sumatrensis Roemer, 1880 ? sumatrensis Roemer, 1880 ? sumatrensis Roemer, 1880 ? sumatrensis Robinson & Kloss, 1916 ? sumatrensis Sharpe, 1879