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Cretaceous period

   Also found in: Encyclopedia, Wikipedia, Hutchinson 0.08 sec.
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Noun1.Cretaceous period - from 135 million to 63 million years ago; end of the age of reptiles; appearance of modern insects and flowering plants
Age of Reptiles, Mesozoic, Mesozoic era - from 230 million to 63 million years ago

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I wonder if variations in undersea volcanism might have contributed to the sudden spike in Pacific Ocean surface temperatures during the Aptian epoch of the Cretaceous period.
The broad Coastal Plain along the Atlantic seacoast was formed during the Cretaceous period.
It's just another eat-or-be-eaten day in the Late Cretaceous Period.
 
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