Triassic - Wikipedia
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. [10] The Triassic Period is subdivided into three epochs: Early Triassic, Middle Triassic and Late Triassic.
Triassic Period | Plants, Animals, Major Events, & Facts - Britannica
Oct 8, 2024 · Triassic 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 million years ago, when it was succeeded by the Jurassic Period.
Triassic Period Facts and Information | National Geographic
3 min read. The start of the Triassic period (and the Mesozoic era) was a desolate time in Earth's history. Something—a bout of violent volcanic eruptions, climate change, or perhaps a fatal...
The Triassic Period: the rise of the dinosaurs - Natural History …
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 one of the most significant events in …
Triassic Sea Creatures: Marine Life in Earth’s Distant Past
The Triassic period, spanning from about 252 to 201 million years ago, marked a turning point for life on Earth. After the devastating Permian-Triassic extinction event, which wiped out nearly 95% of marine species, the oceans were ready for a fresh start.
Triassic Period summary | Britannica
Triassic 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 the major changes that were to occur in both terrestrial and marine life …
The Triassic Period - University of California Museum of …
The organisms of the Triassic can be considered to belong to one of three groups: holdovers from the Permo-Triassic extinction, new groups which flourished briefly, and new groups which went on to dominate the Mesozoic world. The holdovers included the lycophytes, glossopterids, and dicynodonts.
Triassic Period - Climate, Extinction, Reptiles | Britannica
Oct 8, 2024 · Beginning in the Late Permian and continuing into the Early Triassic, the emergence of the supercontinent Pangea and the associated reduction in the total area covered by continental shelf seas led to widespread aridity over most land areas.
Triassic - New World Encyclopedia
The Triassic period was named in 1834, by Friedrich Von Alberti from the three distinct layers—red beds, capped by chalk, followed by black shales —found throughout Germany and Northwest Europe and called the "Trias" (Latin trias, meaning triad). Contents. 1 Dating and subdivisions. 2 Paleogeography. 3 Climate. 4 Life. 4.1 Lagerstätten.
Early Triassic - Wikipedia
The Early Triassic is the oldest epoch of the Mesozoic Era. It is preceded by the Lopingian Epoch (late Permian, Paleozoic Era) and followed by the Middle Triassic Epoch. The Early Triassic is divided into the Induan and Olenekian ages.