Osmia (Melanosmia) proxima Cresson 1864

County records: Alcona, Alger, Allegan, Bay, Charlevoix, Cheboygan, Dickinson, Emmet, Iron, Keweenaw, Lapeer, Mackinac, Marquette, Ontonagon, Oscoda, Presque Isle, Roscommon, Wexford.

Notes. Nests described by Fye (1965) and Medler (1967a) from Ontario and Wisconsin, respectively.