| Manitoulin Dolomite Stratigraphic range: Llandovery | |
|---|---|
| Type | Formation |
| Unit of | Cataract Group |
| Underlies | Cabot Head Shale |
| Overlies | Big Hill Formation |
| Location | |
| Region | Ohio, Ontario, and Michigan |
| Country | Canada and United States |
The Manitoulin Dolomite is a geologic formation in Ontario. It preserves fossils dating back to the Silurian period.
The Detroit River Group is a geologic group in Michigan and Ohio. It preserves fossils dating back to the Devonian period.
The Dundee Limestone is a geologic formation in Michigan, Ohio and Ontario. It preserves fossils dating back to the Devonian period.
The Williams Island Formation is a geologic formation in Ontario. It preserves fossils dating back to the Devonian period.
The Stooping River Formation is a geologic formation in Ontario. It preserves fossils dating back to the Devonian period.
The Kwataboahegan Formation is a geologic formation in the Moose River and Hudson Bay basins in northern Ontario, containing fossils from the Lower to Middle Devonian period. It is characterized by brown bituminous stromatoporoid-coral floatstone to bindstone and stromatoporoid-coral-crinoid wackestone-packstone-rudstones, interbedded with light grey, bioclastic wackestone-packstone.
The Kettle Point black Shale is a geologic formation in Ontario. It preserves fossils dating back to the Devonian period.
The Hungry Hollow Formation is a geologic formation in Ontario. It preserves fossils dating back to the Devonian period. Remains of the Devonian polychaete Arkonips are known from this formation.
The Arkona Shale is a geologic formation in Ontario. It preserves fossils dating back to the Devonian period.
The Amherstburg Formation is a geologic formation in Ontario, Canada and Michigan, United States. It preserves fossils dating back to the Devonian period.
The Surprise Creek Formation is a geologic formation in Ontario. It preserves fossils dating back to the Ordovician period.
The Bobcaygeon Formation is a geologic formation in Ontario. It preserves fossils dating back to the Ordovician period.
The Ottawa Formation is a geologic formation in Ontario. It preserves fossils dating back to the Ordovician period.
The Cobourg Formation is a geologic formation in Ontario. It preserves fossils dating back to the Ordovician period. Technically the formation extends into New York State with Canadian section called Lindsay Formation.
The Lowville Formation is a geologic formation in Ontario. It preserves fossils dating back to the Ordovician period.
The Lindsay Formation is a geologic formation in Ontario. It preserves fossils dating back to the Ordovician period.
The Williamsville Formation is a geologic formation in Ontario. It preserves fossils dating back to the Silurian period.
The Fossil Hill Formation is a geologic formation in Ontario. It preserves fossils dating back to the Silurian period.
The Gasport Formation is a geologic formation in Ontario. It preserves fossils dating back to the Silurian period.
The Lockport Formation is a geologic formation in Ontario and New York State. It preserves fossils dating back to the Silurian period. It is named after the city of City of Lockport, New York, where the Erie Canal cuts through and exposes beds of dolomite.
The Simcoe Group is a geologic group in Ontario. It preserves fossils dating back to the Ordovician period.
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