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A Re-Evaluation of the Chasmosaurine Ceratopsid Genus Chasmosaurus (Dinosauria: Ornithischia) from the Upper Cretaceous (Campanian) Dinosaur Park Formation of Western Canada

BACKGROUND: The chasmosaurine ceratopsid Chasmosaurus is known from the Upper Cretaceous (Campanian) Dinosaur Park Formation of southern Alberta and Saskatchewan. Two valid species, Chasmosaurus belli and C. russelli, have been diagnosed by differences in cranial ornamentation. Their validity has be...

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Detalles Bibliográficos
Autores principales: Campbell, James A., Ryan, Michael J., Holmes, Robert B., Schröder-Adams, Claudia J.
Formato: Online Artículo Texto
Lenguaje:English
Publicado: Public Library of Science 2016
Materias:
Acceso en línea:https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4699738/
https://www.ncbi.nlm.nih.gov/pubmed/26726769
http://dx.doi.org/10.1371/journal.pone.0145805