EOSC 326 Lecture 24: Lab 2 Part 3.pdf

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Published on 9 May 2015
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Preserved evidence of behavior - as opposed to evidence of structure or body parts
Trace fossils
Fossilized evidence of a shallow, gently wavy environment
Ripple marks
Organisms living on the sea bed are __
Epifaunal
Depth below which no motion due to surface waves can be felt
Wave base
Organisms living beneath the sea bed are __
Infaunal
North American Inland Sea opened during this period
Cretaceous
Created by certain organisms that can live in hyper saline environments
Stromatolites
Why should we want to apply fossil and geologic data to estimate the location of an ancient coastline?
Show sea level changes over time
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Match characteristics of organisms to corresponding environments
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