Tribe Bombini - Bumble Bees

Phylum Arthropoda - Arthropods

Subphylum Hexapoda - Hexapods

Class Insecta - Insects

Order Hymenoptera - Ants, Bees, Wasps and Sawflies

No Taxon Aculeata - Ants, Bees and Stinging Wasps

No Taxon Apoidea (clade Anthophila) - Bees

Family Apidae - Cuckoo, Carpenter, Digger, Bumble, and Honey Bees

Subfamily Apinae - Honey, Bumble, Longhorn, Orchid, and Digger Bees

Tribe Bombini - Bumble Bees

Genus Bombus - Bumble Bees

No Taxon Subgenus Alpinobombus

Species kirbiellus - Golden-belted Bumble Bee
Species natvigi - High Nearctic Bumble Bee
Species neoboreus - Bombus neoboreus
Species polaris - Polar Bumble Bee

No Taxon Subgenus Bombias

Species auricomus - Black-and-gold Bumble Bee
Species nevadensis - Nevada Bumble Bee

No Taxon Subgenus Bombus

Species affinis - Rusty-patched Bumble Bee
Species cryptarum - Cryptic Bumble Bee
Species franklini - Franklin's Bumble Bee
Species occidentalis - Western Bumble Bee
Species terricola - Yellow-banded Bumble Bee
Species mckayi - McKay's Bumble Bee

No Taxon Subgenus Cullumanobombus

Species crotchii - Crotch's Bumble Bee
Species fraternus - Southern Plains Bumble Bee
Species griseocollis - Brown-belted Bumble Bee
Species morrisoni - Morrison's Bumble Bee
Species rufocinctus - Red-belted Bumble Bee

No Taxon Subgenus Psithyrus

Species ashtoni - Bombus ashtoni
Species citrinus - Lemon Cuckoo Bumble Bee
Species flavidus - Flavid Cuckoo Bumble Bee

Subspecies flavidus - Flavid Cuckoo Bumble bee
Subspecies appalachiensis - Appalachian Cuckoo-Bumble bee

Species insularis - Indiscriminate Cuckoo Bumble Bee
Species suckleyi - Suckley's Cuckoo Bumble Bee
Species variabilis - Variable Cuckoo Bumble Bee

No Taxon Subgenus Pyrobombus

Species bifarius - Colorado Black-notched Bumble Bee
Species bimaculatus - Two-spotted Bumble Bee
Species caliginosus - Fog-belt Bumble Bee
Species centralis - Great Basin Bumble Bee
Species cockerelli - Cockerell's Bumble Bee
Species flavifrons - Yellow-fronted Bumble Bee
Species frigidus - Frigid Bumble Bee
Species huntii - Hunt's Bumble Bee
Species impatiens - Common Eastern Bumble Bee
Species melanopygus - Black-tailed Bumble Bee
Species mixtus - Fuzzy-horned Bumble Bee
Species perplexus - Perplexing Bumble Bee
Species sandersoni - Sanderson's Bumble Bee
Species sitkensis - Sitka Bumble Bee
Species sylvicola - Forest Bumble Bee
Species ternarius - Tricolored Bumble Bee
Species vagans - Half-black Bumble Bee

Subspecies bolsteri - Bombus vagans bolsteri
Subspecies vagans - Bombus vagans vagans

Species vancouverensis - Vancouver Bumble Bee

Subspecies vancouverensis - Vancouver Island Bumble Bee
Subspecies nearcticus - Nearctic Bumble Bee

Species vandykei - Van Dyke's Bumble Bee
Species vosnesenskii - Yellow-faced Bumble Bee
No Taxon resembles jonellus
No Taxon bifarius or huntii
No Taxon bimaculatus or impatiens
No Taxon bimaculatus or perplexus
No Taxon bimaculatus, perplexus, sandersoni, or vagans
No Taxon caliginosus or vosnesenskii
No Taxon centralis or flavifrons
No Taxon centralis or vandykei
No Taxon flavifrons or sitkensis
No Taxon flavifrons or vandykei
No Taxon frigidus or mixtus
No Taxon huntii or ternarius
No Taxon melanopygus or sylvicola
No Taxon mixtus or sitkensis
No Taxon vagans, perplexus, or sandersoni
No Taxon vagans or sandersoni
No Taxon bifarius or vancouverensis nearcticus
No Taxon flavifrons, mixtus, or sitkensis

No Taxon Subgenus Subterraneobombus

Species appositus - White-shouldered Bumble Bee
Species borealis - Northern Amber Bumble Bee
Species distinguendus - Great Yellow Bumble Bee

No Taxon Subgenus Thoracobombus

Species californicus - California Bumble Bee
Species fervidus - Golden Northern Bumble Bee
Species pensylvanicus - American Bumble Bee
Species sonorus - Sonoran Bumble Bee