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Re: How truncation works, and how ranks don't work was Re: Sauropodz r kewl



Am 19.04.2012 18:37, schrieb Robert Schenck:

 What do you see as the troubles with divergence-dating? (not
 pretending it's perfect).

Nothing in principle, it's just difficult to do right. Sufficiently large taxon sample, good model of evolution; enough rate categories; enough calibration points with maximum ages, not just minimum ones...