RE: Concavenator corcovatus, a new humped carcharodontosaurid from Las Hoyas

["Thomas R. Holtz, Jr." <tholtz@umd.edu>]

> From: owner-DINOSAUR@usc.edu [mailto:owner-DINOSAUR@usc.edu] 
> On Behalf Of Augusto Haro
>
> Some other thing... I suppose the knobs are not present in 
> most other non-coelurosaurian tetanurans. May their 
> presence-absence be related with the size of the animal? Some 
> kind of regression should be needed.
> Concavenator seems to be a relatively small animal.

Size of the animal, or relative size of the elements to the forelimb
perhaps.

Not all eumaniraptorans (indeed, not all flying birds!) have obvious quill
nodes.

Thomas R. Holtz, Jr.
Email: tholtz@umd.edu   Phone: 301-405-4084
Office: Centreville 1216                        
Senior Lecturer, Vertebrate Paleontology
Dept. of Geology, University of Maryland
http://www.geol.umd.edu/~tholtz/
Fax: 301-314-9661               

Faculty Director, Science & Global Change Program, College Park Scholars
http://www.geol.umd.edu/sgc
Fax: 301-314-9843

Mailing Address:        Thomas R. Holtz, Jr.
                        Department of Geology
                        Building 237, Room 1117
                        University of Maryland
                        College Park, MD 20742 USA