Re: Fastovsky vs Archibald

[Phil Bigelow <bigelowp@juno.com>]

On Tue, 21 Jun 2005 22:11:01 +0200 David Marjanovic
<david.marjanovic@gmx.at> writes:
> ----- Original Message -----
> From: "GUY LEAHY" <xrciseguy@prodigy.net>
> Sent: Monday, June 20, 2005 3:16 AM
> 
> > An additional complicating factor is that there is a change in 
> > depositional environments within the Hell Creek.  The lower part 
> is 
> > predominantly sandstones, with the upper part consisting primarily 
> of 
> > paleosols.
> 
> Does this mean that the lower Hell Creek Fm contains many fossils 
> that were 
> swept in from far away, while the fossils in the upper Hell Creek Fm 
> are 
> more likely all autochthonous? 



If the fossils are of isolated elements, that is the safest way to look
at the situation.  Whole skeletons make biostratigraphic range studies
soooo much easier.  ;-)

<pb>
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