Re: K/T Boundary and Sedimentology

[Phillip Bigelow <bh162@scn.org>]

On Fri, 24 Mar 2000 Dinogeorge@aol.com wrote:

> In a message dated 3/24/00 4:01:02 PM EST, dinogami@hotmail.com writes:
> 
> << Moral: distance between a fossil and a boundary is meaningless unless 
>  the sedimentological factor is accounted for. >>
> 
> Of course. The only time sedimentology doesn't matter is when the distance 
> between the highest-known fossil and the boundary is >zero<. This is what 
> we're looking for.



Gentlemen,

Read:

Signor, P.W., and J.H. Lipps. 1982. Sampling bias, gradual extinction
patterns and catastrophes in the fossil record, p. 291-296, IN Silver,
L.T., and P.H. Schultz (eds.).  General implications of impacts of large
asteroids and comets on the Earth. Geological Society of America Special
Paper 190.


                    <pb>

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