Scientific Name: Osmia lignaria lignaria
Several aspects of the nesting biology of this species were studied by Levin (1966).
Levin MD (1966) Biological notes on Osmia lignaria and Osmia californica (Hymenoptera: Apoidea, Megachilidae). Journal of the Kansas Entomological Society 39(2): 524-535. http://www.jstor.org/stable/25083550
Distribution: Manitoba, New Brunswick, Nova Scotia, Ontario, Quebec
Ecozone: Atlantic Maritime, Boreal Plains, Boreal Shield, Mixwood Plains, Montane Cordillera, Pacific Maritime, Prairie, Western Interior Basin