Research Article

Torosaurus Is Not Triceratops: Ontogeny in Chasmosaurine Ceratopsids as a Case Study in Dinosaur Taxonomy

  • Nicholas R. Longrich mail,

    Affiliation: Department of Geology and Geophysics, Yale University, New Haven, Connecticut, United States of America

  • Daniel J. Field
  • Published: February 29, 2012
  • DOI: 10.1371/journal.pone.0032623

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