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The fauna of Morrison Formation is similar to one in the coeval rocks of Tendaguru Beds (in Tanzania) and Lourinhã Formation in Portugal, [1] mostly with the second. Some genera are shared in Morrison and Lourinhã, such as Torvosaurus, [2] Ceratosaurus, [3] Stegosaurus, Dryosaurus, [4] and Allosaurus. [5] In sum, Morrison Fm has 37 valid ...
The Morrison Formation records a very diverse dinosaur fauna in addition to fossils of other animals and plants. It is arguably most famous for its plentiful sauropod fauna. In particular, the Howe-Stephens Quarry from which Ardetosaurus is known has yielded associated skeletons of the sauropods Diplodocus and Camarasaurus , the armored ...
The Late Jurassic dinosaurs from the Morrison Formation, on the Colorado Plateau in the Western U.S. Pages in category "Dinosaurs of the Morrison Formation" The following 52 pages are in this category, out of 52 total.
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. It is composed of mudstone , sandstone , siltstone , and limestone and is light gray, greenish gray, or red.
The Morrison Formation records an environment and time dominated by gigantic sauropod dinosaurs such as Camarasaurus, Brachiosaurus, Barosaurus, Diplodocus, and Apatosaurus. Dinosaurs that lived alongside Marshosaurus included the herbivorous ornithischians Camptosaurus , Dryosaurus , Stegosaurus and Othnielosaurus .
The Late Jurassic Morrison Formation is found in several U.S. states, including Colorado, Utah, Wyoming, Montana, New Mexico, Oklahoma, South Dakota, and Texas. It is notable as being the most fertile single source of dinosaur fossils in the world. The roster of dinosaurs from the Morrison is impressive.
The distinctive banding of the Morrison Formation, a group of rock layers that occur throughout Dinosaur National Monument and the source of fossils like those found at the Dinosaur Quarry. The Morrison Formation is a distinctive sequence of Late Jurassic sedimentary rock that is found in the western United States, which has a wide assortment ...
Apatosaurus and Brontosaurus may have been more solitary animals than other Morrison Formation dinosaurs. [115] Both genera existed for a long interval, and were found in most levels of the Morrison. B. excelsus, A. ajax, and A. louisae fossils have been reported from only the Brushy Basin Member, dating to the late Kimmeridgian age, about 151 ...