Nomada cressonii Robertson 1893 (ruficornis group)

County records: Allegan, Antrim, Kent, Leelanau, Livingston, Missaukee, Oakland, Ottawa, Van Buren, Washtenaw, Wexford.

Notes. Cleptoparasite of Andrena crataegi, A. vicina and A. regularis (Miliczky & Osgood 1995; Osgood 1989).