[Taxacom] dinosaurs and wolves

John Grehan calabar.john at gmail.com
Wed Oct 3 19:17:15 CDT 2012


On Wed, Oct 3, 2012 at 4:00 PM, Kirk Fitzhugh <kfitzhugh at nhm.org> wrote:

> Hi Pierre,
>
> Cladograms are nothing more than abstract devices that imply very vague
> causal accounts of character origin/fixation in ancestral populations
> and subsequent population splitting events.



 But perhaps no more 'vague' than any other tree building device?

John Grehan



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