Osmia nigricollis Tkalcu, 1992 Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Animalia phylum Arthropoda class Insecta order Hymenoptera family Megachilidae genus Osmia species Osmia nigricollis Name Homonyms Osmia nigricollis Warncke, 1992 Osmia nigricollis Tkalcu, 1992