Re: Suspicious impact craters and iridium layers?

[Tim Donovan <uwrk2@yahoo.com>]

--- "Jaime A. Headden" <qilongia@yahoo.com> wrote:


> 
>   Unfortunately, I have not seen any citations to
> back this up. Which Arens,
> where

  http://willmar.ridgewater.edu/library/508477.htm




> Asian
> formations in his attempts to equate diversity in
> the Maastrichtian, at which
> point the two regions had no contact

  Saurolophus radiated across the Bering area then,
probably also tyrannosaurs etc.


> The
> Asian formations in play are, as in the Hell Creek
> region, restricted to a
> single area and locus, and do not preserve the
> extent and stratigraphic
> distribution from which to make such broad-reaching
> and uncites statements.


 Nemegtian and Djadokhtan age localities are fairly
widely distributed. The Javelina, North Horn, McRae
etc units indicate that centrosaurines are absent in
southwestern and inland environments as well as in the
Lance/Hell Creek.



                
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