Sea urchin fossil

>> YOUR LINK HERE: ___ http://youtube.com/watch?v=XbXhdfQ_NUw

The object of the imaging study was to non-invasively dissect the jaw and tooth structurefrom the sediment and to re-assemble the different structures of the...

Ajay Limaye, NCI, Drishti, Sea urchin, sea urchin fossil, Stuart R. Stock, Feinberg School of Medicine, Graham R. Davis, QMUL, Andrew B. Smith, Natural History Museum London.
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