| Braunjura Group | |
|---|---|
| Stratigraphic range: Jurassic | |
| Type | Group |
| Location | |
| Country | France |
The Braunjura Group is a geologic group in France. It preserves fossils dating back to the Jurassic 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 Detroit River Group is a geologic group in Michigan and Ohio. It preserves fossils dating back to the Devonian period.
The Conemaugh Group is a geologic group in West Virginia, Pennsylvania, Ohio, and Maryland. It preserves fossils dating back to the Carboniferous 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 Cincinnati Group is a geologic group in Kentucky, Ohio and Indiana. It is Upper Ordovician.
The Golconda Formation is a geologic formation in Kentucky. It preserves fossils dating back to the Carboniferous period. In Indiana, the Golconda, it is called the Golconda Limestone and is part of the Stephensport Group.
The Black River Group is a geologic group in Illinois and West Virginia. It preserves fossils dating back to the Ordovician period.
The Helderberg Group is a geologic group in New York. It preserves fossils dating back to the Devonian period.
The Montana Group is a geologic group in South Dakota. It preserves fossils dating back to the Cretaceous period.
The Clear Fork Group is a geologic group in the Texas Red Beds. It preserves fossils dating back to the Permian period.
The Wichita Group is a geologic group in the Texas Red Beds. It preserves fossils dating back to the Permian period.
The Hermosa Group is a group of geologic formations in Utah and Colorado. It preserves fossils dating back to the Carboniferous period.
The Puget Group is a geologic group in Washington (state). It preserves fossils dating back to the Paleogene 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 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 Montagne Noire Group is a geologic group in France. It preserves fossils dating back to the Carboniferous period.
The Lievin Group is a geologic group in France. It preserves fossils dating back to the Devonian period.
The Troaon Group is a geologic group in France. It preserves fossils dating back to the Devonian period.
The Hedmark Group is a geologic group that outcrops in Innlandet, Norway. It preserves microfossils of Neoproterozoic age.
The Copper Harbor Conglomerate is a geologic formation in Michigan. It is part of the larger Oronto Group and its formation dates to the Stenian period of the Proterozoic.
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