Rhopalum coarctatum modestum Rohwer, 1908 Dataset GBIF Backbone Taxonomy Rank SUBSPECIES Classification kingdom Animalia phylum Arthropoda class Insecta order Hymenoptera family Crabronidae genus Rhopalum species Rhopalum coarctatum Name Homonyms Rhopalum coarctatum modestum Rohwer, 1908