Research Article

A Subadult Specimen of Rubeosaurus ovatus (Dinosauria: Ceratopsidae), with Observations on Other Ceratopsids from the Two Medicine Formation

  • Andrew T. McDonald mail

    Affiliation: Department of Earth and Environmental Science, University of Pennsylvania, Philadelphia, Pennsylvania, United States of America

  • Published: August 10, 2011
  • DOI: 10.1371/journal.pone.0022710

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