The bees of Michigan (Hymenoptera: Apoidea: Anthophila), with notes on distribution, taxonomy, pollination, and natural history Gibbs, Jason Ascher, John S. Rightmyer, Molly G. Isaacs, Rufus Zootaxa 2017 2017-11-21 4352 1 1 160 8SFY7 1437193 lignaria Say 1837 lignaria Say 1837 [151,660,781,807] Insecta Megachilidae Osmia Animalia Hymenoptera 119 120 Arthropoda subSpecies lignaria Osmia lignaria   County records: Alger, Allegan, Berrien, Clinton, Delta, Dickinson, Genesee, Gogebic, Grand Traverse, Ingham, Ionia, Iron, Kalamazoo, Kent, Keweenaw, Livingston, Marquette, Montcalm, Oakland, Ontonagon, Ottawa, Roscommon, Shiawassee, Van Buren, Washtenaw, Wayne.   Note.Nests have been described by Rau (1937), Krombein (1967), Medler (1967a)and others. The western subspecies O. l. propinquaCresson in particular, has been used as a managed crop pollinator ( Bosch et al.2000; Bosch & Kemp 2001, 2002).