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Odontochelys semitestacea, the oldest turtle fossil yet, has a fully formed lower shell, or plastron, but lacks a fully formed upper shell
Note: This article was originally printed with the title, "Shell Game".
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2 Comments
Add CommentSo where are all the ID wankers now. This looks a lot like a transitional fossil that they keep on denying exists.
Reply | Report Abuse | Link to thisArmadillos have bony shells too, but they never took to the seas...
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