Lasioglossum (Dialictus) versatum (Robertson 1902)

County records: Allegan, Barry, Calhoun, Cass, Clinton, Dickinson, Eaton, Gratiot, Huron, Ingham, Ionia, Jackson, Kalamazoo, Lapeer, Livingston, Mecosta, Montcalm, Oakland, Oceana, Osceola, Ottawa, Saginaw, St. Clair, St. Joseph, Tuscola, Van Buren, Washtenaw.

Notes. Primitively eusocial ground-nesting species based on Kansas and Ontario populations (Breed 1975; Knerer & Atwood 1966). Note past taxonomic confusion with L. callidum (see above).