[Taxacom] Forgotting at the edge of miracles

Anthony Gill gill.anthony at gmail.com
Sat Apr 25 06:12:05 CDT 2015

Of course, there are other from beyond panbiogeography that are concerned
that dispersal explanations should not be given a first-order explanation
for everything in biogeography. There is pattern to be discovered and
explored. A presumption of dispersal as an explanation for everything makes
for uninteresting, and ultimately irrelevant, research. I want no part of


On Sat, Apr 25, 2015 at 10:55 AM, Karl Magnacca <kmagnacca at wesleyan.edu>

> On Thu, 23 Apr 2015 13:24:32 "Dr. Antonio Lopez"
> <cycas at mnhnc.inf.cu> wrote:
> > Colleague:
> >
> > Thank you for the article of Head. Only when I read everything I am
> > able to understand and to reason. I never understood that supposed
> > difference between dispersalism and vicariancism as different
> > schools.
> That's because they're not.  It's only in the mind of panbiogeograpy
> supporters like Grehan and Heads, who promote the idea that because
> rare trans-oceanic dispersal is unlikely, that therefore it never
> happens (while simultaneously claiming that they say no such thing,
> invoking the undefined term "regular dispersal") that such a
> dichotomy exists.
> Karl
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Dr Anthony C. Gill
Natural History Curator
A12 Macleay Museum
University of Sydney
NSW 2006

Ph. +61 02 9036 6499

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