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Re: FEATHERS AND FEATHER-LIKE STRUCTURES AS AN ORNITHODIRAN SYNAPOMORPHY



In a message dated 98-05-09 03:45:39 EDT, luisrey@ndirect.co.uk writes
(quoting Tetanurae):

<<  If this turns out to be the
 >case, it is most parsimonious to assume that ornithischians (and sauropods)
 >had similar skin structures. >>

Indeed, these may have hypertrophied into the well-known bony scutes and
plates of ankylosaurs and stegosaurs. I've been pushing this thesis for
several years now (as Luis knows well).