Re: new boook on functional morphology

["Nicholas J. Pharris" <pharrinj@PLU.edu>]

 On Mon, 22 Jan 1996, JCMcL wrote:
 
 > On Mon, 22 Jan 1996, Ronald Orenstein wrote:
 > 
 > > What, for instance, was something like Pachyrhinosaurus doing
 > > with its strange lump of a horn?
 > > --
 > > Ronald I. Orenstein                           Phone: (905) 820-7886 (home)
 > 
 > Good question!  And is there anyone out there who knows much about 
 > rhinoceros behavior - what is the primary employment of the rhino horn? 
 > The only pachy skull I ever saw seemed to have a heavily-vascularized 
 > horn lump, perhaps suggesting a since-lost overlay of horn of some 
 > significance.  
 > Thanks.> 

What about the suggestion that the nasal boss in _Pachyrhinosaurus_ (and, 
presumably, _Achelousaurus_) supported an enormous, entirely keratinous 
horn like that  of a rhino?  I would assume that such a structure would 
be for display purposes only.

Nick Pharris
Pacific Lutheran University
Tacoma, WA 98447
(206)535-8204
PharriNJ@PLU.edu

"If you can't convince them, confuse them." -- Harry S. Truman