Bombus (Psithyrus) fernaldae (Franklin 1911) (sylvestris group)

County records: Alger, Alpena, Baraga, Charlevoix, Cheboygan, Chippewa, Gogebic, Huron, Ingham, Kalamazoo, Keweenaw, Livingston, Luce, Marquette, Schoolcraft.

Notes. Social parasite of B. rufocinctus . No recent specimens examined, although it still occurs in the eastern United States. Williams et al. (2014) treat B. fernaldae as a junior synonym of B. flavidus Eversmann.