Re: Therizinosauria Cladogram

["T. Mike Keesey" <tmk@dinosauricon.com>]

On Fri, 11 Jan 2002 Dinogeorge@aol.com wrote:

> We're not talking about the family name here, we're talking about a
> higher-order taxon (Segnosauria, not Segnosauridae). ICZN rules do not cover
> such taxa,

Indeed, no rules do ... yet.

> but priority is still followed by convention these days.

But how can you be sure that they're synonyms if Segnosauria was never
defined?

Informal phylogenetic rules suggest that the first taxon to be given a
definition should be used, and that would be _Therizinosauria_.

Well, PhyloCode should clear this up *someday*....

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