. . "Animalia" . . . "Western Yellowjacket" . . . . . "Arthropoda" . . . . . "Vespidae" . . . . . "Vespula" . "Vespula pensylvanica" . . . . "(Saussure 1857)" . "Hymenoptera" . "Insecta" . "Vespula pensylvanica (Saussure 1857)" .