- Bombus bifarius, Bombus andamanus Gribodo, 1882, identity uncertain;Bombus edwardsii var kenoyeri Cockerell, 1915;Bombus edwardsii var fuscifrons Swenk, 1938
- Bombus melanopygus, Bombus menestriesii Radoszkowski, 1860, possible synonymy;Bombus lacustris Cresson, 1863;Bremus melanopygus var washingtonensis Frison, 1926;Bombus edwardsii Cresson, 1878;Bombus melampygus Handlirsch, 1888;Bombus lapponicus var insularis_homonym Friese, 1924
- Bombus vancouverensis, Bombus vancouverensis Cresson, 1878;Bombus nearcticus Handlirsch, 1888;Bombus cooleyi Morrill, 1903;Bombus edwardsii_homonym Fowler, 1902, misidentification;Bombus (Bombus) fernaldi Franklin, 1911;Bombus bifarius var arctostaphyli Cockerell, 1930;Bombus (Pyrobombus) vancouverensis nearcticus Handlirsch, 1888, valid subspecies
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