Bombus citrinus

Bombus citrinus
Scientific classification
Kingdom: Animalia
Phylum: Arthropoda
Class: Insecta
Order: Hymenoptera
Family: Apidae
Genus: Bombus
Subgenus: (Psithyrus)
Species: B. citrinus
Binomial name
Bombus citrinus

Bombus citrinus is a species of cuckoo bumblebee. The female is usually about half an inch long. Its close relative is Bombus impatiens.