Fiorillo, Anthony R <br/><br/>
An Immature Pachyrhinosaurus perotorum (Dinosauria: Ceratopsidae) Nasal Reveals Unexpected Complexity of Craniofacial Ontogeny and Integument in Pachyrhinosaurus.  [electronic resource] 

 -  PloS one  2013 
 - e65802 p.  digital 
<br/><br/> Publication Type: Journal Article; Research Support, U.S. Gov't, Non-P.H.S. 
<br/><br/><label>ISSN: </label>1932-6203 
<br/><br/><label>Standard No.: </label>10.1371/journal.pone.0065802  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Alaska<br/>Animals<br/>Dinosaurs--anatomy & histology<br/>Fossils<br/>Integumentary System--anatomy & histology<br/>Nose--anatomy & histology<br/>Phylogeny