The bees of Michigan (Hymenoptera: Apoidea: Anthophila), with notes on distribution, taxonomy, pollination, and natural history Author Gibbs, Jason Author Ascher, John S. Author Rightmyer, Molly G. Author Isaacs, Rufus text Zootaxa 2017 2017-11-21 4352 1 1 160 journal article 31367 10.11646/zootaxa.4352.1.1 543c4afc-4ffb-4e11-a858-a6d1d9745214 1175-5326 1063854 7C684128-FFA7-48AA-B395-B9C6BC39353A Megachile ( Xanthosarus ) frigida frigida Smith 1853 County records: Alger , Baraga, Charlevoix, Cheboygan, Delta, Dickinson, Emmet, Ingham, Iosco, Iron, Keweenaw, Lake, Mackinac, Manistee, Marquette, Mason, Midland, Washtenaw. Notes. A nest in a poplar log was described from Manitoba ( Stephen 1956 ). Graenicher (1905) records this species nesting in logs as M . addenda ( Medler & Lussenhop 1968 ) .