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Re: dinosaur synapomorphies?



On Mon, 27 Aug 2001, Ken Kinman wrote:

>
> Dear All,
>       It amazes me that so many people now take the holophyly of Dinosauria
> for granted.  Many of the purported synapomorphies are very weak, and many
> remind me of the "kitchen list" of synapomorphies that was proposed for
> Ornithodira (sensu stricto).

_Ornithodira_ is being dismantled, or altered, or whatever, by some
because an alternative hypothesis was put forward as more likely, not
because the original hypothesis was weak.

Weakness is relative. To claim that support for _Dinosauria_ is weak, you
must show that something else is stronger.

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