| Humeralis Mergel Formation Stratigraphic range: Jurassic | |
|---|---|
| Type | Formation |
| Location | |
| Country | France |
The Humeralis Mergel Formation is a geologic formation in France. It preserves fossils dating back to the Jurassic period.
The Les Sables de Glos Formation is a sandy Jurassic-age geologic formation in France. Dinosaur remains are among the fossils that have been recovered from the formation, although none have yet been referred to a specific genus.
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 Liberty Formation is a geologic formation in Ohio and Indiana. It preserves fossils dating back to the Ordovician period.
The Drakes Formation is a geologic formation in Kentucky. It preserves fossils dating back to the Ordovician period.
The Eau Claire Formation is a geologic formation in the north central United States. It preserves trilobite fossils from the Cambrian Period.
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 Clore Formation is a geologic formation in Illinois. It preserves fossils dating back to the Carboniferous period.
The Kansas City Formation is a geologic formation in Illinois. It preserves fossils dating back to the Carboniferous period.
The Shakopee Formation is a geologic formation in Illinois, Indiana, Wisconsin, and Minnesota. It preserves fossils dating back to the Ordovician period. It is named after the town of Shakopee, Minnesota, where the formation can be seen in bluffs along the Minnesota River
The St. Louis Formation is a geologic formation in Iowa. It preserves fossils dating back to the Carboniferous period.
The Ouray Formation is a geologic formation in Colorado. It preserves fossils dating back to the Devonian period.
The Farisita Formation is a geologic formation in Colorado. It preserves fossils dating back to the Paleogene period.
The Middle Park Formation is a geologic formation in Colorado. It preserves fossils dating back to the Paleogene period.
The Maroon Formation is a geologic formation in Colorado. It preserves fossils dating back to the Permian period. It is the primary formation of sandstone that lends the vivid red color to the hills around Glenwood Springs, Colorado.
The Amherstburg Formation is a geologic formation in Ontario, Canada and Michigan, United States. It preserves fossils dating back to the Devonian 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 Keuper Formation is a geologic formation in France. It preserves fossils dating back to the Triassic period.
The Bois Blanc Formation is a geologic formation in Michigan. It preserves fossils dating back to the Devonian period.
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