RE: Most cervical vertebrae in a theropod

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

> -----Original Message-----
> From: owner-DINOSAUR@usc.edu [mailto:owner-DINOSAUR@usc.edu] 
> On Behalf Of Mike Taylor
>
> We all know that Mamenchisaurus had the most cervical 
> vertebrae (19) of any known sauropod.  But can anyone tell me 
> what is the record-holder among theropods?  What about ornithischians?
> Pterosaurs?

For theropods: swans, with up to 25. There may be other birds that reach this.

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