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RE: climbing dromaeosaurs and friends




Dinogeorge wrote (Thursday, December 07, 2000 8:46 PM):

> . . . The earliest archosaurs were rather small, 
quadrupedal animals in which the fore and hind limbs were of approximately 
the same length, and the earliest tree-climbing dinosaurs would have been 
quite similar to these. Likewise, the least derived dinosaurs (sauropods and

prosauropods) were also quadrupedal with relatively long forelimbs.  . . .<


What is the currently accepted status of Thecodontosaurus, then?  I thought
it is a primitve prosauropod, that was apparently bipedal with relatively
short forelimbs.  Does it have a bearing on the second statement above?