Ornidia obesa, Volucella arctica, V. facialis, V. evecta, Copestylum abdominale, C. eugenia, C. sexmaculatum, C. chalybescens complex, C. opinator, C. haagii, C. caudatum, C. lentum, C. marginatum, C. simile, C. limbipenne, C. mexicanum, C. violaceum, C. comstocki, C. victoria, C. anna, C. barei, C. vesicularium, C. opalescens, C. satur, C. tamaulipanum, C. florida, C. vittatum, C. fraudulentum, C. posticum, C. fornax, C. avidum, C. quadratum, C. apiciferum, C. megacephalum, C. macrocephalum, C. isabellina, C. anastasia*, C. volucre*, C. sternale*, C. caesariatum*.

Species with a "*" are not included in the key but have a dedicated note on the last slide.