Re: Archaeopteryx's dinosaurian synapomorphies

[Jeff Poling <jpoling@infinet.com>]

At 05:49 PM 1/22/96 -0500, Nicholas J. Pharris wrote:
>On Mon, 22 Jan 1996, th81 wrote:
>
>> >   Up on my web page I have an posting by Holtz outlining the 20-30
>> >synapomorphies that Archaeopteryx shares with modern birds.
>> >
>> >   I'd love to have a similar posting up there that outlines the
>> >synapomorphies Archaeopteryx shares with dinosaurs.  If somebody'd take the
>> >time to type them in, I'd be grateful.
>> 
>> The characters Archie shares with nonavian dinosaurs are symPLESIOmorphies
>> (shared primitive characters), although all of them are synapomorphic at
>> some level (i.e., Archaeopterygiformes, Maniraptora, etc.)
>> 
>
>Primitive for Archie, but not for archosaurs as a whole!
>
>I BELIEVE he meant the features that separate dinosaurs from other 
>archosaurs (i.e. dinosaurian synapomorphies) that are also found in birds 
>(i.e. all of them).  That is, the ones showing that Archie is a dinosaur 
>and not something else.

   Thanks for the translation.  What's the old saying?  Do what I mean, not
what I say?

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