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Re: Quo vadis, T. rex? [long]

On Tue, 6 Feb 1996, Jeffrey Martz wrote:

>      Why?  You are assuming that feathers evolved in the common ancestor 
> of all maniraptorans.  It could just have easily have been a later 
> innovation of one small group, which eventually led to Archaeopteryx.  
> Its largely a question of when feathers first appeared, something that is 
> NOT known.

And if, as I believe, tyrannosaurs, troodonts, and ornithomimids are 
*descended* from _Archaeopteryx_ or a close relative?  (I've gotta stop 
beating this dead dinosaur to death!)

> LN Jeff 

Nick Pharris
Pacific Lutheran University
Tacoma, WA 98447

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