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Re: Sauropodz r kewl WAS: silly conversation on 2012 US presidential race
On Mon, Apr 16, 2012 at 5:00 PM, <firstname.lastname@example.org> wrote:
> I disagree with that. For one thing, many hadrosaurs and ceratopids are
> easily considered different species of one genus. Look at any other fossil
> vertebrate group, and you will see UNQUESTIONED MEGA-GENERA like *Hyaenadon*,
> *Dimetrodon*, etc. As you can tell, I am proud to be a lumper. I think many
> ornithischian genera can be sunk into wider, easier groupings. But it's a
> case-by-case situation. More time needed for this one.
Lumping vs. splitting, when it comes to genera, is a matter of taste,
not science. There is no such thing as a "genus" in nature.
T. Michael Keesey