@article {27785,
	title = {On the occurrence of Polycelis (Turbellaria, Trocladida) in western Canada},
	volume = {82},
	year = {1968},
	pages = {213-216},
	publisher = {The Canadian Field-Naturalist},
	url = {http://www.springerlink.com/content/j637776306103058/},
	author = {Ball, I. R. and Fernando, C. H.}
}
