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An era is composed of periods. For example, the Mesozoic Era is composed of the Triassic, Jurassic, and Cretaceous Periods.
the active boundary between plates is a ?
the active boundary between plates is a ?
The Pangaea split is the difference between the Cretaceous period and the Jurassic period. The split took place in the Jurassic period.
Convergent on the western perimeter, divergent on the Easter perimeter.
No, you are missing about 70 million years. The Triassic period and Permian are between the Pennsylvanian and the Jurassic.
the differenses between triassic period and the jurassic period is that idk i will have to think about it.
the Jurassic is a period between the triassic period and the cretaceous period . so it is a period of prehitory
Mesozoic is a geological era, referring to the era lasting from around 250 million years ago up til about 65 million years ago. It is also sometimes called the Age of Reptiles because dinosaurs were the main animal at the time. This particular era includes the Triassic, Jurassic, and Cretaceous periods. Mesozoic basically translates as middle life, and is the era between the Paleozoic and Cenozoic eras of the Phanerozoic Eon. The Mesozoic era is centred between two mass extinctions, the Permian-Triassic event and the Cretaceous-Poleogene event. The Permian-Triassic event was the largest mass extinction in our world's history.
The Triassic was from about 225 million to 190 million years ago. It is the first period of the Mesozoic ("middle life") Era.The Triassic Period is most commonly believed to have begun 251 million years ago and lasted until 199.6 million years ago.
Jurassic is one of the periods when dinosaurs lived. It is between the Cretaceous and Triassic periods. You can find out much more @ Wikipedia.
The Jurassic period ended 145+/- 4 million years ago. It took place between the Triassic period and the Cretaceous period.
An era is composed of periods. For example, the Mesozoic Era is composed of the Triassic, Jurassic, and Cretaceous Periods.
The Coelophysis was a theropod that lived between 200 and 220 million years ago during the late Triassic period. Paleontologists believe these dinosaurs became extinct due to severe weather changes and a poisoned atmosphere.
During the Triassic, there was one supercontinent called Pangaea. There was a large sea between what is now southern Asia and eastern Africa, called the Tethys. In the early Jurassic, however, Pangaea began to split into a northern and southern half, the former called Laurasia and the latter called Gondwana.
That is easy, the first is precambrian time, next you get the paleozoic era, which has Cambrian, ordovician, silurian, denovonian, carbonferious periods, Next you get the mesozoic era which contains the next three, which are triassic, jurrasic, and cretacous periods. Lasty you get the Cenozoic era which contains the last two which are the tertiary, and the quaternary!
Pterodactylus lived between 150.8 and 148.5 million years ago. Thus, the entire existence of Pterodactylus fell in the Tithonian stage of the Jurassic period. If you are referring to pterosaurs in general, or all flying reptiles, they existed between 210 and 65.5 million years ago, during the Triassic, Jurassic, and Cretaceous periods of the Mesozoic era.