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ShareThe 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 more
Cenozoic — The Cenozoic Era is the most recent of the four classic geological eras. The Cenozoic is divided into two periods, the Palaeogene and Neogene, and ... > read more
Trace fossil — Trace fossils are those details preserved in rocks that are indirect evidence of life. While we are most familiar with relatively spectacular fossil ... > read more
Ichthyosaur — Ichthyosaurs were giant marine reptiles that resemble a dolphin with large teeth. They lived during a large part of the Mesozoic era, and appeared ... > read more
Paleozoic — The Paleozoic Era is a major division of the geologic timescale, one of four geologic eras. The Paleozoic includes six geologic periods; from oldest ... > read more
Cretaceous-Tertiary extinction event — The Cretaceous-Tertiary extinction event was a period of massive extinction of species, about 65.5 million years ago. It corresponds to the end of ... > read more
Note: 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.
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