Psithyrus norvegicus subpseudocitrinus Pittioni, 1939 Dataset GBIF Backbone Taxonomy Rank SUBSPECIES Classification kingdom Animalia phylum Arthropoda class Insecta order Hymenoptera family Apidae genus Bombus species Bombus norvegicus Name Homonyms Psithyrus norvegicus subpseudocitrinus Pittioni, 1939