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Research Article

A Short-Armed Troodontid Dinosaur from the Upper Cretaceous of Inner Mongolia and Its Implications for Troodontid Evolution

  • Xing Xu mail,

    xingxu@vip.sina.com

    Affiliation: Key Laboratory of Evolutionary Systematics of Vertebrates, Institute of Vertebrate Paleontology and Paleoanthropology, Chinese Academy of Sciences, Beijing, China

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  • Qingwei Tan,

    Affiliation: Long Hao Institute of Geology and Paleontology, Hohhot, Inner Mongolia, China

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  • Corwin Sullivan,

    Affiliation: Key Laboratory of Evolutionary Systematics of Vertebrates, Institute of Vertebrate Paleontology and Paleoanthropology, Chinese Academy of Sciences, Beijing, China

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  • Fenglu Han,

    Affiliation: Key Laboratory of Evolutionary Systematics of Vertebrates, Institute of Vertebrate Paleontology and Paleoanthropology, Chinese Academy of Sciences, Beijing, China

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  • Dong Xiao

    Affiliation: Department of Land and Resources, Linhe, Inner Mongolia, China

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  • Published: September 07, 2011
  • DOI: 10.1371/journal.pone.0022916
  • Published in PLOS ONE

About the Authors

Xing Xu, Corwin Sullivan, Fenglu Han
Key Laboratory of Evolutionary Systematics of Vertebrates, Institute of Vertebrate Paleontology and Paleoanthropology, Chinese Academy of Sciences, Beijing, China
Qingwei Tan
Long Hao Institute of Geology and Paleontology, Hohhot, Inner Mongolia, China
Dong Xiao
Department of Land and Resources, Linhe, Inner Mongolia, China

Corresponding Author

Email: xingxu@vip.sina.com

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Analyzed the data: XX QT CS FH. Contributed reagents/materials/analysis tools: QT. Wrote the paper: XX CS. Preparation and collection management: QT DX.