Re: Pterosaurs, and more pterosaurs!

["Aspidel" <aspidel@wanadoo.be>]

From: "Chris Bennett"
>
> Pterodactylus had a bony sagittal crest over it naris/antorbital fenestra
> and orbit, much like the crests of Germanodactylus and Ctenochasma.  The
> bone crest presumably supported a soft tissue crest like that seen in
those
> two taxa (see Bennett, S. C. 2002. Soft tissue preservation of the cranial
> crest of the pterosaur Germanodactylus from Solnhofen.  Journal of
> Vertebrate Paleontology, 22:43-48).  The crests in Aspidel's illustration
> seem to be based on Frey et al.'s reconstructions of crests (see "New
> specimens of Pterosauria .. with soft parts..." pp. 233-266 in the
Pterosaur
> Symposium volume).  I disagree with Frey et al.'s reconstructions because
> the available evidence suggests that the soft tissue extending upward from
> the bony crest was cornified epidermis and I do not think that upward
> growing cornified epidermis could grow into the shapes illustrated by Frey
> et al.

Thanks for your opinion, Chris. That scene will have to be redone anyway,
well, when I'll get some time for it.
Cheers - Luc J. BAILLY.