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Research Article

Cranial Anatomy of the Earliest Marsupials and the Origin of Opossums

  • Inés Horovitz mail,

    horovitz@ucla.edu (IH); m.sanchez@pim.uzh.ch (MRSV)

    Affiliation: Department of Ecology and Evolutionary Biology, University of California Los Angeles, Los Angeles, California, United States of America

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  • Thomas Martin,

    Affiliation: Steinmann-Institut für Geologie, Mineralogie und Paläontologie, Universität Bonn, Bonn, Germany

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  • Jonathan Bloch,

    Affiliation: Florida Museum of Natural History, University of Florida, Gainesville, Florida, United States of America

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  • Sandrine Ladevèze,

    Affiliation: Palaeontologisches Institut und Museum, Zürich, Switzerland

    Current address: Royal Belgian Institute of Natural Sciences, Department of Paleontology, Bruxelles, Belgium

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  • Cornelia Kurz,

    Affiliation: Naturkundemuseum im Ottoneum Kassel, Kassel, Germany

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  • Marcelo R. Sánchez-Villagra mail

    horovitz@ucla.edu (IH); m.sanchez@pim.uzh.ch (MRSV)

    Affiliation: Palaeontologisches Institut und Museum, Zürich, Switzerland

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  • Published: December 16, 2009
  • DOI: 10.1371/journal.pone.0008278
  • Featured in PLOS Collections

About the Authors

Inés Horovitz
Department of Ecology and Evolutionary Biology, University of California Los Angeles, Los Angeles, California, United States of America
Thomas Martin
Steinmann-Institut für Geologie, Mineralogie und Paläontologie, Universität Bonn, Bonn, Germany
Jonathan Bloch
Florida Museum of Natural History, University of Florida, Gainesville, Florida, United States of America
Sandrine Ladevèze, Marcelo R. Sánchez-Villagra
Palaeontologisches Institut und Museum, Zürich, Switzerland
Cornelia Kurz
Naturkundemuseum im Ottoneum Kassel, Kassel, Germany

Corresponding Authors

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: IH JB MRSV. Performed the experiments: IH TM JB SL MRSV. Analyzed the data: IH SL. Contributed reagents/materials/analysis tools: JB CK. Wrote the paper: IH TM JB SL CK MRSV.