@article {454,
	title = {Faune canadienne. Les insectes - Hymenopteres.},
	journal = {Naturaliste Canadien},
	volume = {12},
	year = {1880},
	pages = {161-180},
	author = {Provancher, L.}
}
@article {455,
	title = {Additions to North American Hymenoptera.},
	journal = {Canadian Entomologist},
	volume = {17},
	year = {1885},
	pages = {114-117},
	author = {Provancher, L.}
}
@article {456,
	title = {Additions a la faune hymenopterologique.},
	journal = {Naturaliste Canadien},
	volume = {17},
	year = {1889},
	pages = {273-440},
	author = {Provancher, L.}
}
