Image:Cretaceous seaway.png

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Map of North America highlighting the shallow inland seaways present during the mid- Cretaceous period. By William A. Cobban and Kevin C. McKinney, USGS. (Image has been slightly modified by uploader to remove "CO" state designation.)

Public domain This image is in the public domain because it contains materials that originally came from the United States Geological Survey, an agency of the United States Department of Interior. For more information, see the official USGS copyright policy

The following pages on the English Wikipedia link to this file (pages on other projects are not listed):
  • Western Interior Seaway
  • Geology of the Grand Teton area
  • Geology of the Capitol Reef area
  • Ammolite
  • Geology of the Rocky Mountains