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Re: Greg Paul is right (again); or "Archie's not a birdy"
evelyn sobielski <firstname.lastname@example.org> wrote:
> Ornithothoraces uses an enantiornithine and a neornithine. The instability of
> basal Pygostylia and the physical constraints for self-powered flight make me
> wary of whether enantis and euornis are sisters.
It is (by their definitions) impossible for them to be anything else.
> So Ornithothoraces only makes sense if the assessment that particular traits
> are apomorphies is not mistaken.
_Ornithothoraces_ will always refer to the clade originating with the
most recent common ancestor of _Enantiornis leali_ and _Gallus
gallus_, no matter which of their traits are homologies and which are
homoplasies. Why do you think it doesn't make sense?