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RE: Introducing: Sinovenator changii
Mickey Mortimer wrote:
> > Sadly, also, the _Sinovenator_ specimen does not preserve the
"sickle-claw"
> >on the foot. Otherwise, the specimen provides very little to complain
> >about.
>Oh, but it does.
Yep, mea culpa. I misread the character matrix in the Suppl. Info.
_Sinovenator_ *does* have a "sickle-claw".
>The data matrix codes "Penultimate phalanx of pedal
>digit II highly modified for extreme hyper-extension, ungual more >strongly
curved
>and about 50% larger than that of III" as being present.
Perhaps this should be coded as 2 separate characters. I thought
_Patagopteryx_ had the modified penultimate phalanx, w/o the enlarged
ungual. (And, perhaps Archie as well.)
Ken Kinman wrote:
> It seems to me to be too specialized to be a truly primitive
>troodont, and it's inclusion therein is probably premature.
*teeth gritted* Based. On. What. Evidence. ?
Tim
------------------------------------------------------------
Timothy J. Williams
USDA-ARS Researcher
Agronomy Hall
Iowa State University
Ames IA 50014
Phone: 515 294 9233
Fax: 515 294 3163