Guelph Formation

Geology

Members: unnamed (3), Eramosa (1), Lower (1)

Lithologies: "limestone" (1), dolomite (5)

Paleoenvironments: carbonate indet. (1), open shallow subtidal (4)

Age range: base of the Wenlock to the top of the Gorstian or 432.90000 to 425.00000 Ma
Collections

Time interval Ma Country or state Original ID and collection number
Wenlock432.9 - 426.7Canada (Ontario) (14194)
Gorstian426.7 - 425.0Canada (Ontario) (155012)
Ludlow426.7 - 422.7Canada (Ontario) (14196 154346 155723)