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BookmarkThe Jurassic period is a major unit of the geologic timescale that extends from about 200 Ma (million years ago) at the end of the Triassic to 146 Ma at the beginning of the Cretaceous.
The Jurassic constitutes the middle period of the Mesozoic era, also known as the Age of Dinosaurs..
For more information about the topic Jurassic, read the full article at Wikipedia.org, or see the following related articles:
Mesozoic — The Mesozoic Era is one of three geologic eras of the Phanerozoic eon. The Mesozoic includes three geologic periods: from oldest to youngest, they ... > read more
Cretaceous — The Cretaceous period is one of the major divisions of the geologic timescale, reaching from the end of the Jurassic period, about 146 million years ... > read more
Extinction event — An extinction event (also extinction-level event, ELE) occurs when a large number of species die out in a relatively short period of time. Since life ... > read more
Brachiosaurus — The Brachiosaurus is a famous dinosaur that lived during the Jurassic period. One of the largest ever dinosaurs to walk the earth, it has become a ... > read moreNote: This page refers to an article that is licensed under the GNU Free Documentation License. It uses material from the article Jurassic at Wikipedia.org. See the Wikipedia copyright page for more details.
