	Authors	Year	Title
	House	1962	Observations on the ammonoid succesion of the North American Devonian. Journal of Paleontology, 36: 247-284, fig.1-15, tab.1-3, pl.43-48; Tulsa, Okla.
	House & Pedder	1963	Devonian goniatites and stratigraphical correlations in Western Canada. Palaeontology, 6: 491-539, fig.1-15, pl.70-77; London.