Nomada imbricata Smith 1854 (ruficornis group)

County records: Berrien, Calhoun, Clinton, Ingham, Iron, Kent, Livingston, Midland, Newaygo, Oceana, Van Buren, Washtenaw.

Notes. Cleptoparasite of Andrena regularis (Miliczky & Osgood 1995) . Nomada imbricata has been observed at nest sites of A. dunningi in Winnipeg, Manitoba (JG, pers. obs.) and at Ithaca, New York (JSA, pers. obs.).