From: Hilmar L. <hl...@du...> - 2008-07-20 15:24:44
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Hi David - On Jul 20, 2008, at 7:41 AM, David Sutherland wrote: > - 'of all the anatomical structures in y2, x2 is the most > morphologically similar to x1' this will obviously only work for homologous structures that still are very similar (and for which by chance another unrelated (by descent) structure does not become very similar due to convergent evolution). Those that have undergone different functional diversification or constraint over long periods of evolutionary time may have become rather dissimilar morphologically. How would you cover such cases too? -hilmar -- =========================================================== : Hilmar Lapp -:- Durham, NC -:- hlapp at duke dot edu : =========================================================== |