Friday, May 31, 2013

Evolutionary Origin of the Turtle Shell

Evolutionary Origin of the Turtle Shell: Tyler R. Lyson, Gabe S. Bever, Torsten M. Scheyer, Allison Y. Hsiang, Jacques A. Gauthier.



 The origin of the turtle shell has perplexed biologists for more than two centuries [1]. It was not until Odontochelys semitestacea [2] was discovered, however, that the fossil and developm....

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