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GuadalupianGuadalupian - the second of the three epoches of the Permian, it lasted from about 270 to 260 million years ago. This epoch saw coral reefs flourishing in shallow seas, and on land the replacement of the Pelycosaurs by early Therapsids |
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07-14-2008 23:18:10
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The contents of this article are licensed from Wikipedia.org under the GNU Free Documentation License. How to see transparent copy
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