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Gray Fossil Site: Miocene: North America: US: Tennessee: Mammals Fossil Butte National Monument [Note 3] Green River Formation: Eocene: North America: US: Utah, Colorado, and Wyoming: Fishes [Note 1] Schreiber, Ontario [Note 2] Gunflint Chert: Late Archaean – Early Proterozoic: North America: Canada: western Ontario & US: Minnesota (Gunflint ...
The site is best known for a large number of well-preserved Miocene fossils, many of which were found at dig sites on Carnegie and University Hills.Fossils from the Harrison Formation and Anderson Ranch Formation, which date to the Arikareean in the North American land mammal classification, about 20 to 16.3 million years ago, are among some of the best specimens of Miocene mammals.
It is part of Dinosaur National Monument, which was founded to protect the site. A portion of the quarry remains unexcavated, and the fossils remain in the ground where they can be viewed by the public at the Quarry Visitor Center. Carnegie Quarry is considered "one of the most important localities" in the Morrison Formation. [2]
John Day Fossil Beds National Monument is a U.S. national monument in Wheeler and Grant counties in east-central Oregon.Located within the John Day River basin and managed by the National Park Service, the park is known for its well-preserved layers of fossil plants and mammals that lived in the region between the late Eocene, about 45 million years ago, and the late Miocene, about 5 million ...
Florissant Fossil Beds National Monument The Florissant Formation is a sedimentary geologic formation outcropping around Florissant , Teller County, Colorado . The formation is noted for the abundant and exceptionally preserved insect and plant fossils that are found in the mudstones and shales.
The Waco Mammoth National Monument is the site of the only known remains of a herd of "Columbian Mammoths." [14] The site also includes "in situ" fossils of a camel, a bull mammoth, and female mammoths. The fossils are "in situ", meaning they are in the original place of initial discovery.
The Stonerose Interpretive center & Eocene Fossil Site is a 501c(3) non-profit public museum and fossil dig located in Republic, Washington. The center was established in 1989 and houses fossils that have been featured in National Geographic Magazine , Sunset magazine , and numerous scientific works.
This fossil assemblage was deposited within a poorly sorted sandstone bed that is stratigraphically situated in the lower portion of the upper Brushy Basin Member of the Morrison Formation. The bone accumulation, consisting of thousands of bones, was the consequence of two cataclysmic events, a drought , and flash flood .