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| Description: Fossil skeleton of an ichthyosaur that lived about 200 million years ago. These marine reptiles were about the same size as modern porpoises, breathed air like them, and probably swam as fast, but the two groups are not closely related. Picture Stats: Views: 153 Filesize: 460.01kB Height: 816 Width: 1356 Source: https://biology-forums.com/index.php?action=gallery;sa=view;id=48569 |