Microbembex nigrifrons (Provancher, 1888) Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Animalia phylum Arthropoda class Insecta order Hymenoptera family Crabronidae genus Microbembex species Microbembex nigrifrons Name Synonyms Bembidula nigrifrons (Provancher, 1888) Microbembex monodonta deltaensis Johnson & Rohwer, 1908 Microbembex monodonta neomexicana Johnson & Rohwer, 1908 Monedula nigrifrons Provancher, 1888 Homonyms Microbembex nigrifrons (Provancher, 1888)