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During the Early Cretaceous, new dinosaurs evolved to replace the old ones. Sauropods were still present, but they were not as diverse as they were in the Jurassic Period. Theropods from the Early Cretaceous of North America include dromaeosaurids such as Deinonychus and Utahraptor, the carnosaur Acrocanthosaurus, and the coelurosaur Microvenator.
This is a list of U.S. state dinosaurs in the United States, including the District of Columbia. Many states also have dinosaurs as state fossils , or designate named avian dinosaurs ( List of U.S. state birds ), but this list only includes those that have been officially designated as "state dinosaurs".
List of Australian and Antarctic dinosaurs; List of dinosaurs and other Mesozoic reptiles of New Zealand; List of European dinosaurs; List of Indian and Madagascan dinosaurs; List of North American dinosaurs. List of Appalachian dinosaurs; List of archosaurs of the Chinle Formation; List of dinosaurs of the Morrison Formation; List of South ...
Dinosaurs roamed New Mexico millions of years ago, and mysteriously died out 66 million years ago. The prevailing theory was that a massive asteroid struck Earth near what is now Mexico, causing ...
This is a list of dinosaurs whose remains have been recovered from Appalachia. During the Late Cretaceous period, the Western Interior Seaway divided the continent of North America into two landmasses; one in the west named Laramidia and Appalachia in the east. Since they were separated from each other, the dinosaur faunas on each of them were ...
Sturgeon were America's vanishing dinosaurs, armor-plated beasts that crowded the nation's rivers until mankind's craving for caviar pushed them to the edge of extinction. More than a century ...
Paleocene dinosaurs, non-avian dinosaurs alleged to have survived into the beginning of the Paleocene epoch; Living dinosaurs, in beliefs adherent to the pseudosciences of cryptozoology and young Earth creationism, such as the Mokele-mbembe. Partridge Creek monster, the subject of a story by French writer Georges Dupuy
A paleontology curator preparing the skeleton of a baby dinosaur some seven or eight million years old for exhibition. Fossil found in Montana. Artist unknown, 1921. Credit - Pierce Archive LLC ...