@article {27719,
	title = {Biostratigraphy and faunas of the Permian Ishbel Group, Canadian Rocky Mountains},
	volume = {42},
	year = {1968},
	pages = {1123-1138},
	publisher = {Journal of Paleontology},
	url = {http://www.springerlink.com/content/d605030226h34530/},
	author = {McGugan, A.}
}
