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Geography Categories
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| Definition Of: |
Permian
Last geologic period in the Paleozoic era. Occurred from 286 to 245 million years ago. This period saw the mass extinction of many corals, brachiopods, and trilobites. It also saw the diversification and growing dominance of the reptiles.
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Physical Geography Dictionary INDEX:
List of Terms: Terms beginning with "A", Page 1 |
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Page Number:
1 2 A: Page 1 of 2.
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