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Re: Re:  DA Archaeopteryx Carpal and Manus Question

In a message dated Fri, 10 May 2002  1:40:20 PM Eastern Daylight Time, 
GSP1954@aol.com writes:

>What is phylogentically as well as functionally relevant, as I explain in the 
>book, is that sinornithosaur dromaeosaur hands possess an advanced flight 
>feature that Archaeopteryx does not, a well developed flange on the base of 
>the central finger for the support of a large array of well developed flight 
>feathers. Yet sinornithosaurs lacked such a wing as shown by the preserved 

Is this based on the type, or on the cf. _Sinornithosaurus_ "Dave" specimen as 

--Nick P.