Re: Dino/bird amphibians & Carcharocles [Carcharodon] megalodon

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

----- Original Message -----
From: "Tim Williams" <twilliams_alpha@hotmail.com>
Sent: Monday, June 20, 2005 10:55 PM

> Heaven forfend that the genus _Tyrannosaurus_ be sunk - say as a
> junior synonym of _Manospondylus_.  (Of course, this will probably never
> ever happen.)

AFAIK the ICZN has conserved *T.* over *M.*.

<phew> :-)

> Many fossil shark phylogenies tend to be intuitive, and rely on
> 'trends' in tooth morphology identified by an individual researcher.

If this is still true, I'd try to make a cladogram sometime. While it can't 
invent any new characters, it can at least draw a defensible conclusion from 
the few known ones. Allotheria has been destroyed this way (though not 
everyone seems to have _noticed_ it...).

> We also have bones from the victims of _C. megalodon_, such as
> cetotheriids preserved with deep gashes in their bones.

Oho!!!