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Re: Archaeopteryx

In a message dated 6/15/03 8:33:20 PM Pacific Daylight Time, 
mightyodinn@yahoo.com writes:

<< Thirdly, I defy you to find a convenient point in this sequence to insert a
 ceratosaurian ancestor: _Avialae_ -> _Pygostylia_ -> _Ornithothoraces_ ->
 _Ornithurae_ (sensu stricto) -> _Carinatae_ (sensu stricto) -> _Neornithes_ 

You assume or maintain this sequence has some validity. I'm not nearly so