''Bombus monozonus'' is a species of
cuckoo bumblebee
Cuckoo bumblebees are members of the subgenus ''Psithyrus'' in the bumblebee genus ''Bombus''. Until recently, the 28 species of ''Psithyrus'' were considered to constitute a separate genus. They are a specialized socially parasitic lineage whi ...
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References
Bumblebees
Insects described in 1931
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