| Calcaire Grossier d'Etrechy | |
|---|---|
| Stratigraphic range: Paleogene | |
| Type | Formation |
| Location | |
| Country | France |
The Calcaire Grossier d'Etrechy is a geologic formation in France. It preserves fossils dating back to the Paleogene period.
Albertogaudrya is an extinct genus of astrapotherian mammal that lived in present-day Salta, Argentina during the Eocene 48.6 to 37.2 million years ago. Fossils of Albertogaudrya have been found in the Lumbrera and Sarmiento Formations. It is named after French palaeontologist Albert Gaudry.
The Lucas Formation is a geologic formation in Michigan. It preserves fossils dating back to the Devonian period.
The Monongahela Formation is a geologic formation in West Virginia, Pennsylvania, Ohio, and Maryland. It preserves fossils dating back to the Carboniferous and Permian periods.
The Rochester Shale is a geologic formation exposed in New York and West Virginia. It preserves fossils dating back to the Silurian period.
The Sylvania Sandstone is a geologic formation in Ohio and Michigan. Its type locality is Sylvania, Ohio. It preserves fossils dating back to the Devonian period.
The Ohio Shale is a geologic formation in Ohio. It preserves fossils dating back to the Devonian period.
The Lockport Dolomite is a geologic formation in Ohio. It preserves fossils dating back to the Silurian period.
The Cincinnati Group is a geologic group in Kentucky, Ohio and Indiana. It is Upper Ordovician.
The Osgood Formation, also known as the Osgood Shale is a geologic formation in Indiana, Kentucky, and Ohio. It preserves fossils dating back to the Silurian period.
The Black River Group is a geologic group in Illinois and West Virginia. It preserves fossils dating back to the Ordovician 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 Manitoulin Dolomite is a geologic formation in Ontario. It preserves fossils dating back to the Silurian period.
The Urgonian Limestone is a geologic formation in France. It preserves fossils dating back to the Cretaceous period. Some parts of the limestone have undergone metamorphism to produce ductile folds next to faults.
The Grès verts hevétiques is a geologic formation in France. It preserves fossils dating back to the Cretaceous period.
The Coumiac Formation is a geologic formation in France. It preserves fossils dating back to the Devonian period.
The Argiles de Châtillon is a geologic formation in France. It preserves fossils dating back to the Jurassic period. Dinosaur remains are among the fossils that have been recovered from the formation, although none have yet been referred to a specific genus.
The Grès armoricain is a geologic formation in France. It preserves fossils dating back to the ordovician period.
The Grès à Voltzia is a geologic formation in France. It preserves fossils dating back to the Triassic period.
The Cabot Head Shale is a geologic formation in Michigan. It preserves fossils dating back to the Silurian period.
The Bois Blanc Formation is a geologic formation in Michigan. It preserves fossils dating back to the Devonian period.
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