Locality	Layer
	Canada, Ontario, Arkona, 0.75 mls NE of	Arkona Shale
	Canada, Ontario, Arkona, Rock Glen, 1,23 mls. NE of	Arkona Shale
	Canada, Ontario, Thedford	Arkona Shale
	Canada, Ontario, Tyleyard, 0.5 mls N of Thedford	Arkona Shale
	Canada, Ontario, Tyleyard, 1.5 mls N of Thedford	Arkona Shale