Citation: Hogstrom Anette E.s et L. Taylor Wendy, Lepidocoleus cf. (Machaeridia) from the Trenton Group (Ordovician) of Ontario (Canada), Palaontologische Zeitschrift Palaontologische Zeitschrift (Print);Journal of Palaontologische Gesellschaft Scientific contributions to palaeontology, 75(1), 2001, pp. 13-16