Lasioglossum (Dialictus) coeruleum (Robertson 1893)

County records: Allegan, Barry, Benzie, Berrien, Cheboygan, Clinton, Delta, Grand Traverse, Ingham, Jackson, Kalamazoo, Kalkaska, Kent, Lapeer, Leelanau, Livingston, Montcalm, Osceola, Ottawa, Saginaw, Shiawassee, St. Clair, Van Buren, Washtenaw.

Notes. Wood-nesting and a social species based on detailed studies in Kansas (Stockhammer 1967). Nests have been recorded from elm (Stockhammer 1967) and maple (Knerer & Atwood 1962).