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A new species of mosasaur — Jormungandr walhallaensis — is unusual, displaying a mix of traits from other creatures of its kind. ... unknown mosasaur from fossils found near the North Dakota ...
Tanis (fossil site) Coordinates: 46.0218°N 103.7910°W. Tanis is a paleontological site in southwestern North Dakota, United States. It is part of the heavily studied Hell Creek Formation, a geological region renowned for many significant fossil discoveries from the Upper Cretaceous and lower Paleocene. Uniquely, Tanis appears to record in ...
The location of the state of North Dakota. Paleontology in North Dakota refers to paleontological research occurring within or conducted by people from the U.S. state of North Dakota. During the early Paleozoic era most of North Dakota was covered by a sea home to brachiopods, corals, and fishes. The sea briefly left during the Silurian, but ...
Call it shovel and pail-eontology. Three North Dakota boys made the extraordinary discovery of a highly rare Tyrannosaurus rex fossil that could change what we know about dinosaurs.
The holotype specimen was first discovered as a single piece of bone in 2015 by Deborah Shepherd while revisiting a public fossil dig site near Walhalla, North Dakota. The fossil came from a bentonite layer of the Pembina Member of the Pierre Shale, radiometrically dated to about 80.04 ± 0.11 mya. Shepherd informed a park ranger about the bone ...
Tyler R. Lyson (born 1982 or 1983 [1]) is an American paleontologist. He is the discoverer of the dinosaur fossil Dakota, a fossilized mummified hadrosaur. He has done significant research on the evolution of turtles and on the rise of mammals after the extinction of the dinosaurs. Lyson was born and raised in Marmarth, North Dakota, a tiny ...
The Hell Creek Formation is an intensively studied division of mostly Upper Cretaceous and some lower Paleocene rocks in North America, named for exposures studied along Hell Creek, near Jordan, Montana. The formation stretches over portions of Montana, North Dakota, South Dakota, and Wyoming. [1] In Montana, the Hell Creek Formation overlies ...
Cremnoceramus deformis is an index fossil of the Fort Hays Limestone Member. Niobrara Chalk was weathered and opalized in the Valentine phase of the Ogallala Formation. The Niobrara Formation / ˌnaɪ.əˈbrærə /, also called the Niobrara Chalk, is a geologic formation in North America that was deposited between 87 and 82 million years ago ...