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The origin of conodonts and of vertebrate mineralized skeletons

Author

Listed:
  • Duncan J. E. Murdock

    (School of Earth Sciences, University of Bristol, Wills Memorial Building, Queen’s Road, Bristol BS8 1RJ, UK)

  • Xi-Ping Dong

    (School of Earth and Space Science, Peking University
    State Key Laboratory of Palaeobiology and Stratigraphy, Nanjing Institute of Geology and Palaeontology, Chinese Academy of Sciences)

  • John E. Repetski

    (US Geological Survey, MS 926A, National Center)

  • Federica Marone

    (Swiss Light Source, Paul Scherrer Institut)

  • Marco Stampanoni

    (Swiss Light Source, Paul Scherrer Institut
    Institute for Biomedical Engineering, University of Zürich and ETH Zürich, Rämistrasse, Zürich 8006, Switzerland)

  • Philip C. J. Donoghue

    (School of Earth Sciences, University of Bristol, Wills Memorial Building, Queen’s Road, Bristol BS8 1RJ, UK)

Abstract

A study of tooth evolution comparing fossil euconodonts and paraconodonts using X-rays reveals that paraconodonts do not contain vertebrate hard tissues like enamel and dentine and therefore euconodont and vertebrate teeth arose independently and convergently.

Suggested Citation

  • Duncan J. E. Murdock & Xi-Ping Dong & John E. Repetski & Federica Marone & Marco Stampanoni & Philip C. J. Donoghue, 2013. "The origin of conodonts and of vertebrate mineralized skeletons," Nature, Nature, vol. 502(7472), pages 546-549, October.
    • Handle: RePEc:nat:nature:v:502:y:2013:i:7472:d:10.1038_nature12645
    DOI: 10.1038/nature12645
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