Click to get the high resolution printable PDF of the chart
An allosaurus skull. Click here to go back website start. National Park Service Museum Collections presents 'Dinosaur! National Monument'
Overview Douglass Quarry Classification Adaptation Environment Multimedia
Stratigraphy Geologic Time Fossilization
Stratigraphic Column
Chart correlating rock strata with geologic eras

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Last modified: 1/13/2004
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