@article {38559,
	title = {The insects and arachnids of Canada, Part 20. The genera and subgenera of the sawflies of Canada and Alaska : Hymenoptera : Symphyta},
	volume = {Publication 1876},
	year = {1992},
	pages = {240},
	institution = {Agriculture Canada, Research Branch},
	url = {http://www.esc-sec.ca/aafcmonographs/insects_and_arachnids_part_20.pdf},
	author = {Goulet, Henri}
}
