what is the triassic period - EAS
First period of the Mesozoic Era- 根據 3 個資源
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Triassic Period | Plants, Animals, Major Events, & Facts
https://www.britannica.com/science/Triassic-PeriodTriassic Period, in geologic time, the first period of the Mesozoic Era. It began 252 million years ago, at the close of the Permian Period, and ended 201 …
- https://www.nationalgeographic.com/science/article/triassic
Triassic Period. Learn about the time period that took place 251 to 199 million years ago. The start of the Triassic period (and the Mesozoic era) was a desolate time in Earth's history. …
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The Triassic is a geologic period and system which spans 50.6 million years from the end of the Permian Period 251.902 million years ago (Mya), to the beginning of the Jurassic Period 201.36 Mya. The Triassic is the first and shortest period of the Mesozoic Era. Both the start and end of the period are marked by major extinction events. The Triassic Period is subdivided into three epochs: Early Triassic, Middle Triassic and Late Triassic.
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The Triassic Period (252-201 million years ago) began after Earth's worst-ever extinction event devastated life. The Permian-Triassic extinction event, also known as the Great Dying, took place roughly 252 million years ago and was …
Triassic Period summary | Britannica
https://www.britannica.com/summary/Triassic-PeriodTriassic Period, Interval of geologic time, c. 252.2–201.3 million years ago, that marks the beginning of the Mesozoic Era. Many new vertebrates emerged during the Triassic, heralding …
- https://www.livescience.com/43295-triassic-period.html
2021年8月11日 · The Triassic period was the first period of the Mesozoic era and occurred between 251.9 million and 201.3 million years ago. It followed the great mass extinction at the end of the Permian period ...
- https://www.activewild.com/triassic-period-facts
2018年11月8日 · It ended 201.3 Mya with the start of the Jurassic Period. The Triassic Period lasted around 50.6 million years. It is the first period of the Mesozoic Era. The Triassic Period is named after three distinctive different …
- https://www.thoughtco.com/the-three-ages-of-dinosaurs-1091932
2019年1月20日 · Updated on January 20, 2019. The Triassic, Jurassic, and Cretaceous periods were marked out by geologists to distinguish among various types of geologic strata (chalk, limestone, etc.) laid down tens of millions of …
- https://www.vedantu.com/geography/triassic-period
2023年1月21日 · The Triassic period started with the Permian Triassic extinction event and ended with the Triassic Jurassic extinction event. The dinosaurs that lived during the Triassic …
What happened in the early Triassic? - Studybuff
https://studybuff.com/what-happened-in-the-early-triassicThe first period of the Mesozoic Era is the Triassic Period, which lasted from 245 to 202 million years ago. The name Triassic comes from Germany where it was originally named the Trias in …
