Pompilus alienus Fischer-Waldheim, 1843 Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Animalia phylum Arthropoda class Insecta order Hymenoptera family Crabronidae genus Stizoides species Stizoides crassicornis Name Homonyms Pompilus alienus Fischer-Waldheim, 1843 Pompilus alienus Smith, 1879