@article {886,
	title = {NUEVA ESPECIE DE ABEJA DEL G{\'E}NERO OSMIA (HYMENOPTERA: MEGACHILIDAE) DE M{\'E}XICO},
	journal = {Folia Entomologica Mexicana},
	volume = {44 (Supl. 1)},
	year = {2005},
	chapter = {139-145.},
	author = {Ayala, R. and Griswold, T.}
}
@article {888,
	title = {Substrates and Materials Used for Nesting by North American Osmia Bees (Hymenoptera: Apiformes: Megachilidae)},
	journal = {ANNALS OF THE ENTOMOLOGICAL SOCIETY OF AMERICA},
	volume = {100},
	year = {2007},
	chapter = {350-358},
	author = {Cane, J. H. and Griswold, T. and Parker, F. D.}
}
