Scientific Name: Atoposmia abjecta abjecta (Cresson, 1878)
Common Name: Atoposmia abjecta abjecta (Cresson, 1878)
Osmia abjecta Cresson 1878
Hoplitis mesae Cockerell 1930
Anthocopa (Atoposmia) nigrior Michener 1943
The nesting biology was studied by Parker (1975) who indicated that it nests under flat stones, using dark masticated plant materials. It is likely that Penstemon is the main pollen source (Hurd and Michener 1955; Parker 1975). An unknown species of the cleptoparasitic bee genus Stelis (Parker 1975).
Hurd PD, Michener CD (1955) The megachiline bees of California. Bulletin of the California Insect Survey 3: 1-247.
Parker FD (1975) Nest descriptions and associates of three American bees of the genus "Anthocopa" Lepeletier (Hymenoptera: Megachilidae). The Pan-Pacific Entomologist. 51(2): 113-122.
Nesting: Cavity Renter
Wintering Stage: Mature Larva
Crop Preference: Not Available
Non Crop Preference: Not Available
Distribution: British Columbia
Ecozone: Montane Cordillera