Lower Guelph Member

Geology

Formation: Guelph

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

Paleoenvironments: carbonate indet. (1)

Age range: Gorstian or 426.70000 to 425.00000 Ma
Collections

Time interval Ma Country or state Original ID and collection number
Gorstian426.7 - 425.0Canada (Ontario) (155012)