Re: Revising Hou et al, 96 (woo-o-o-o-o-o-o doggy!)

["David Marjanovic" <david.marjanovic@gmx.at>]

----- Original Message -----
From: "Mickey Mortimer" <Mickey_Mortimer111@msn.com>
Sent: Tuesday, April 30, 2002 8:19 AM

> B. Rahonavis has a more strongly developed sickle claw than Microraptor,
so
> sickle claw characters are very poor evidence for deinonychosaurian
> affinities in the latter taxon or Sinornithosaurus.

Only if *Rahonavis* is really closer to birds :-)

> >   Show me an instance of a tooth developing serrations in a lineage with
> > several ancestors with teeth lacking the conditions (besides fish).
>
> Thanks David.  :-)

Oh, let me continue: Entelodonts! :-)

> Point is
> Sinornithosaurus and basal birds have more than three sternal ribs, while
> Velociraptor and Citipati do not.  Also, Microraptor has four pairs.

Is the number certain for *Archaeopteryx*?