Lasioglossum (Hemihalictus) swenki (Crawford 1906)

County records: Kalamazoo, Ottawa.

Notes. This primarily North Central species apparently prefers sandy areas (e.g., Grundel et al. 2010). Gibbs et al. (2013) first reported the occurrence of this species from a single location near Lake Michigan. A closely related species, L. fedorense, is newly recorded from Michigan (see above).

Material examined. Kalamazoo Co.: (no locality) (1 ♀ KCIC) ; Ottawa Co.: Grand Haven, 30 Aug. 1961, N. Aylesworth (1 ♀ MSUC) .