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Re: Tiktaalik



Scott Hartman wrote:

But today biologists generally accept that large changes in body plan result from the accumulation of many small changes over time; there is scant evidence for even a weak version of Goldschmidt's "Hopeful Monster" form of phenotypic saltation.

Perhaps not. Check out Karen Sears' evo-devo work on bat fingers...

http://dml.cmnh.org/2004Nov/msg00242.html
http://dml.cmnh.org/2004Nov/msg00186.html