解説Clidastes propython skeleton and ammonite models.JPG
English: Photograph of a fossil cast of a Clidastes propython skeleton next to some ammonite models taken at the North American Museum of Ancient Life.
{{Information |Description={{en|1=Photograph of a fossil cast of a ''Clidastes propython'' skeleton next to some ammonite models taken at the North American Museum of Ancient Life.}} |Source=Own work |Author=Ninjatacoshell |Date=Ja