Crossocerus unicus (Patton, 1879) Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Animalia phylum Arthropoda class Insecta order Hymenoptera family Crabronidae genus Crossocerus species Crossocerus unicus Name Synonyms Blepharipus unicus Patton, 1879 Crabro unicus (Patton, 1879) Crossocerus nelli (Viereck, 1904) Stenocrabro nelli Viereck, 1904 Stenocrabro unicus (Patton, 1879) Homonyms Crossocerus unicus (Patton, 1879)