Cormobates leucophaea grisescens (Mathews, 1912) Dataset GBIF Backbone Taxonomy Rank SUBSPECIES Classification kingdom Animalia phylum Chordata class Aves order Passeriformes family Climacteridae genus Cormobates species Cormobates leucophaea Name Homonyms Cormobates leucophaea grisescens (Mathews, 1912)