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Research Article

A New Snake Skull from the Paleocene of Bolivia Sheds Light on the Evolution of Macrostomatans

  • Agustín Scanferla mail,

    agustin_scanferla@yahoo.com.ar

    Affiliation: Consejo Nacional de Investigaciones Científicas Y Técnicas, Instituto de Bio y Geociencias del NOA, Museo de Ciencias Naturales de Salta, Salta, Argentina

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  • Hussam Zaher,

    Affiliation: Museu de Zoologia, Universidade de São Paulo, São Paulo, Brasil

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  • Fernando E. Novas,

    Affiliation: Laboratorio de Anatomía Comparada y Evolución de los Vertebrados, Museo Argentino de Ciencias Naturales “Bernardino Rivadavia”, Buenos Aires, Argentina

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  • Christian de Muizon,

    Affiliation: UMR 7207 CNRS, CP 38, Département Histoire de la Terre, Paris, France

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  • Ricardo Céspedes

    Affiliation: Museo de Historia Natural “Alcide D´Orbigny”, Cochabamba, Bolivia

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  • Published: March 01, 2013
  • DOI: 10.1371/journal.pone.0057583

About the Authors

Agustín Scanferla
Consejo Nacional de Investigaciones Científicas Y Técnicas, Instituto de Bio y Geociencias del NOA, Museo de Ciencias Naturales de Salta, Salta, Argentina
Hussam Zaher
Museu de Zoologia, Universidade de São Paulo, São Paulo, Brasil
Fernando E. Novas
Laboratorio de Anatomía Comparada y Evolución de los Vertebrados, Museo Argentino de Ciencias Naturales “Bernardino Rivadavia”, Buenos Aires, Argentina
Christian de Muizon
UMR 7207 CNRS, CP 38, Département Histoire de la Terre, Paris, France
Ricardo Céspedes
Museo de Historia Natural “Alcide D´Orbigny”, Cochabamba, Bolivia

Corresponding Author

Email: agustin_scanferla@yahoo.com.ar

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: AS HZ. Performed the experiments: AS HZ. Analyzed the data: AS HZ. Contributed reagents/materials/analysis tools: AS HZ FN CM RC. Wrote the paper: AS HZ FN CM.