Cuckoo Bumblebee?

Cuckoo Bumblebee?

Observation - Cuckoo Bumblebee? - Global. Description: I think it's a cuckoo bumblebee (shiny thorax and short hairs on hind tibia) but not sure which species? Found dead so I have kept the specimen.

I think it's a cuckoo bumblebee (shiny thorax and short hairs on hind tibia) but not sure which species? Found dead so I have kept the specimen.