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Cenozoic Era |
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Cenozoic EraEra of geological time that began 65 million years ago and continues to the present day. It is divided into the Tertiary and Quaternary periods. The Cenozoic marks the emergence of mammals as a dominant group, and the rearrangement of continental masses towards their present positions. 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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Their discovery, made while they were trying to date volcanic rocks in the region, marks the first time a meteorite impact has been linked directly to its debris and is the most complete record of an impact prior to the Cenozoic era, which began 70 million years ago. |
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