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Dinosaurs evolved partway through the Triassic period of the Mesozoic era, around 230 Ma (million years ago). At that time, the earth had one supercontinental landmass, called Pangaea , of which Europe was a part.
Dinosaurs of North America (2 C, 4 P) O. Dinosaurs of Oceania (2 C) S. Dinosaurs of South America (2 C) This page was last edited on 28 February 2023, at 19:37 ...
List of Asian 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 ...
Footprints dating back 120 million years show where dinosaurs were able to cross between land that's now part of two different continents. Matching dinosaur footprints found more than 3,700 miles ...
Non-Avian Dinosaur tracks, [2] plants, insects Dinosaur Provincial Park [Note 2] Dinosaur Park Formation: Cretaceous (Campanian) North America: Canada: Alberta: Non- Avian Dinosaurs: Dinosaur State Park: Jurassic: North America: US: Connecticut: Dinosaur tracks: Driftwood Canyon Provincial Park: Eocene: North America: Canada: British Columbia ...
By Will Dunham. WASHINGTON (Reuters) - Dinosaurs long dominated Earth's land ecosystems with a multitude of forms including plant-eating giants like Argentinosaurus, meat-eating brutes like ...
Mounted skeletons of Tyrannosaurus (left) and Apatosaurus (right) at the AMNH. Dinosaurs are a diverse group of reptiles of the clade Dinosauria. They first appeared during the Triassic period, between 243 and 233.23 million years ago, although the exact origin and timing of the evolution of dinosaurs is the subject of active research.
Possessed different types of teeth, suggesting it was omnivorous Epachthosaurus: 1990 Bajo Barreal Formation (Late Cretaceous, Cenomanian to Turonian) Argentina: Its caudal vertebrae were procoelous, meaning they were concave at the front and convex at the back Erythrovenator: 2021 Candelária Formation (Late Triassic, Carnian to Norian) Brazil