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Research Article

Variation, Variability, and the Origin of the Avian Endocranium: Insights from the Anatomy of Alioramus altai (Theropoda: Tyrannosauroidea)

  • Gabe S. Bever mail,

    gbever@nyit.edu

    Affiliations: Department of Geology and Geophysics, Yale University, New Haven, Connecticut, United States of America, Division of Paleontology, American Museum of Natural History, New York, New York, United States of America

    Current address: Department of Anatomy, New York College of Osteopathic Medicine, Old Westbury, New York, United States of America

    X
  • Stephen L. Brusatte,

    Affiliations: Division of Paleontology, American Museum of Natural History, New York, New York, United States of America, Department of Earth and Environmental Sciences, Columbia University, New York, New York, United States of America

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  • Amy M. Balanoff,

    Affiliations: Division of Paleontology, American Museum of Natural History, New York, New York, United States of America, Department of Earth and Environmental Sciences, Columbia University, New York, New York, United States of America

    X
  • Mark A. Norell

    Affiliation: Division of Paleontology, American Museum of Natural History, New York, New York, United States of America

    X
  • Published: August 10, 2011
  • DOI: 10.1371/journal.pone.0023393
  • Published in PLOS ONE

About the Authors

Gabe S. Bever
Department of Geology and Geophysics, Yale University, New Haven, Connecticut, United States of America
Gabe S. Bever, Stephen L. Brusatte, Amy M. Balanoff, Mark A. Norell
Division of Paleontology, American Museum of Natural History, New York, New York, United States of America
Stephen L. Brusatte, Amy M. Balanoff
Department of Earth and Environmental Sciences, Columbia University, New York, New York, United States of America

Corresponding Author

Email: gbever@nyit.edu

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: GSB SLB AMB MAN. Performed the experiments: GSB SLB AMB. Analyzed the data: GSB SLB AMB MAN. Contributed reagents/materials/analysis tools: GSB SLB AMB MAN. Wrote the paper: GSB SLB AMB MAN.