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Pages 119-120

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From page 119...
... Both the slow climatic drift and the steps altered the distributions of plants and animals, and may also have affected their evolution. Some marine records appear to be relatively continuous, but the discontinuous nature of most continental sedimentation precludes fully adequate resolution of many long-term climatic trends.
From page 120...
... Marine biotas reveal that in the Western Atlantic region, as well, climates prior to about 3 Ma were warmer than today. Fossiliferous strata representing a highstand of sea level between about 3.5 and 3.0 Ma are exposed along the Atlantic Coastal Plain from Virginia to Florida.


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