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RE: sauropod rearing



But tree-sloths also have a wide, rigid pelvis, as does the Glyptodon. I
doubt these rear


Kenneth Carpenter, Ph.D.
Curator of Lower Vertebrate Paleontology/
Chief Preparator
Department of Earth Sciences
Denver Museum of Nature & Science
2001 Colorado Blvd.
Denver, CO 80205
 
Phone: 303-370-6392
Fax: 303-331-6492
************************************************************
for PDFs of some of my publications, as well as information of the Cedar
Mountain Project: 
https://scientists.dmns.org/sites/kencarpenter/default.aspx

-----Original Message-----
From: owner-dinosaur@usc.edu [mailto:owner-dinosaur@usc.edu] On Behalf
Of GSP1954@aol.com
Sent: Monday, January 30, 2006 12:47 PM
To: dinosaur@usc.edu
Subject: Re: sauropod rearing


In a message dated 1/30/06 11:27:55 AM, rtravsky@uwyo.edu writes:

<< The pelvic region has always looked too rigid to permit much in the
way of rearing, particularly if there are large neural spines. A quick
hop up, but a sustained rearing...? >>

Say what? Rigidity would be a good thing for rearing. That's why
pelvo-sacral complexes are so robustly built, especially in ground
slothes adapted for rearing. 

G Paul