Early Cretaceous - Wikipedia
The Early Cretaceous is the lower division of the Cretaceous period, lasting from 145 to 100.5 million years ago. It was marked by major tectonic events, such as the opening of the South Atlantic and the Ontong Java LIP, and the diversification of dinosaurs and angiosperms.
Cretaceous Period | Definition, Climate, Dinosaurs, & Map
2024年10月18日 · The Cretaceous Period was the last of the three periods of the Mesozoic Era, spanning 79 million years from 145 to 66 million years ago. It was marked by the rise of flowering plants, the dominance of dinosaurs and marine reptiles, and the end-Cretaceous mass extinction.
Cretaceous - Wikipedia
The Cretaceous is a geological period of about 145 to 66 million years ago, the last of the Mesozoic Era. It was marked by high sea levels, diverse marine and terrestrial life, and a mass extinction at the end.
Cretaceous period: Animals, plants and extinction event
2022年7月26日 · Learn about the Cretaceous period, the last and longest segment of the Mesozoic era, from 145 to 66 million years ago. Discover how flowering plants, insects and dinosaurs evolved and went...
What was the Cretaceous Period like? - Natural History Museum
Learn about the Cretaceous Period, the last age of dinosaurs, from 145 to 66 million years ago. Discover how the world changed with the breakup of Pangea, the rise of flowering plants and the evolution of birds and marine reptiles.
The Cretaceous Period - University of California Museum of …
The Cretaceous Period was the last of the Mesozoic Era, ending with the extinction of the dinosaurs and many other groups of organisms. It was marked by the appearance of flowering plants, the breakup of Pangea, and the first asteroid impact on Earth.
Cretaceous Period Facts and Information - National Geographic
Learn about the Cretaceous period, when dinosaurs ruled the Earth and oceans, continents, and climate changed dramatically. Find out how the extinction event at the end of the period wiped out...
Cretaceous Period - Dinosaurs, Plants, Marine Life | Britannica
2024年10月18日 · Learn about the diversity and evolution of terrestrial life in the Cretaceous Period, when dinosaurs dominated the land and flowering plants emerged. Find out how a massive asteroid impact caused the extinction of many species at the end of the period.
Cretaceous Period - Climate, Extinction, Dinosaurs | Britannica
2024年10月18日 · Learn about the paleoclimate of the Cretaceous Period, when dinosaurs ruled the Earth and the climate was much warmer than today. Find out how ocean circulation, wind patterns, and temperature variations influenced the life and environment of this geologic time.
Cretaceous Period—145.0 to 66.0 MYA - U.S. National Park Service
2023年4月27日 · Learn about the Cretaceous Period, the last age of dinosaurs, and its geologic events, such as the first flowering plants, the Rocky Mountains, and the mass extinction. Explore national parks with Cretaceous rocks and fossils, such as Badlands, Big Bend, and Denali.