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Permian |
Also found in: Wikipedia, Hutchinson | 0.02 sec. |
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Permian of, denoting, or formed in the last period of the Palaeozoic era, between the Carboniferous and Triassic periods, which lasted for 60 000 000 years Permian [′pər·mē·ən] (geology) The last period of geologic time in the Paleozoic era, from 280 to 225 million years ago. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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| For example, at the end of the Permian era, some 250 million years ago, approximately 80% of species became extinct. |
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