Cerceris dufourii Guérin-Méneville, 1844 Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Animalia phylum Arthropoda class Insecta order Hymenoptera family Crabronidae genus Cerceris species Cerceris bicornuta Name Homonyms Cerceris dufourii Lepeletier, 1845 Cerceris dufourii Guérin-Méneville, 1844