Ectemnius arcuatus (Say, 1837) Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Animalia phylum Arthropoda class Insecta order Hymenoptera family Crabronidae genus Ectemnius species Ectemnius arcuatus Name Synonyms Crabro arcuatus Say, 1837 Crabro honestus Cresson, 1865 Crabro nokomis Rohwer, 1908 Crabro packardi Cresson, 1865 Crabro villosifrons Packard, 1866 Hypocrabro packardi (Cresson, 1865) Homonyms Ectemnius arcuatus (Say, 1837)