This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Keywords from Image Description:
The ancient fauna of Nebraska Plate XXII . ' CQ Eh PH PP Pi CO Plate XXII Illustration biodiversitylibrary org title Leidy Joseph Biodiversity Heritage Library Charles Darwin's Library Collection The ancient fauna of Nebraska Encyclopedia of Life Images Chelonia Genus Mammals Fossil Nebraska Paleontology Smithsonian