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When was the Cretaceous Period?

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โˆ™ 2013-07-28 17:10:18

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Cretaceous Period

The Cretaceous was about 145 million to 66 million years ago. The Cretaceous gets its name from the latin word for chalk, creta, because it includes the layers of this distinctive pure white limestone. It is the last period of the Mesozoic ("middle life") Era.

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