	Authors	Year	Title
	Yates	1961	New Namurian goniatites of the genus Eumorphoceras. Palaeontology, 4: 54-58, pl.6; London.
	Yates	1962	The Palaeontology of the Namurian rocks of Slieve Anierin, Co. Leitrim, Eire. Palaeontology, 5(3): 355-443, fig.1-4, pl.51-62, tab.1-4; London.