Crabro niger Provancher, 1888 Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Animalia phylum Arthropoda class Insecta order Hymenoptera family Crabronidae genus Crossocerus species Crossocerus leucostoma Name Homonyms Crabro niger Provancher, 1888 Crabro niger Provancher, 1888