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Dinosaur Ridge is a segment of the Dakota Hogback in the Morrison Fossil Area National Natural Landmark located in Jefferson County, Colorado, near the town of Morrison and just west of Denver. In 1876, fossil excavation began at Dinosaur Ridge under the direction of Yale paleontologist Dr. Othniel Charles Marsh. [1]
The Purgatoire River track site, also called the Picketwire Canyonlands tracksite, is one of the largest dinosaur tracksites in North America. [1] The site is located on public land of the Comanche National Grassland , along the Purgatoire ("Picketwire") River south of La Junta in Otero County, Colorado .
Type locality for the Morrison Formation above the town of Morrison, Colorado. The Morrison Formation is a distinctive sequence of Upper Jurassic sedimentary rock found in the western United States which has been the most fertile source of dinosaur fossils in North America.
The Dry Mesa Dinosaur Quarry is situated in southwestern Colorado, United States, near the town of Delta. Its geology forms a part of the Morrison Formation and has famously yielded a great diversity of animal remains from the Jurassic Period , among them Ceratosaurus , Supersaurus , and Torvosaurus .
Fossils from a newly discovered species of mammal in Colorado may offer clues into how life rebounded after Earth’s last mass extinction that killed off the dinosaurs, researchers say.
Major finds include the Late Jurassic dinosaurs of the Morrison Formation and the Cenozoic plants and mammals of the Florissant beds. The Jurassic plated dinosaur Stegosaurus armatus is the Colorado state fossil. Stegosaurus is also the state dinosaur of Colorado.
As Texas baked in record-breaking heat this summer and a growing drought pushed water levels down, a group of volunteers uncovered something sort of magnificent: new giant dinosaur tracks that are ...
Drought and intense heat have unearthed dozens of dinosaur tracks normally hidden under murky water and mud at a Texas park, photos show. Paul Baker, retail manager at Dinosaur Valley State Park ...