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Re: Yay! Cladobabble! :-)



--- Nick Pharris <npharris@umich.edu> wrote:
> Quoting "Jaime A. Headden" <qilongia@yahoo.com>:
> 
> OK, so I was playing a little fast and loose.  Actually, I was suggesting
> that we could just scrap superspecies and subgenera and just define "genus"
> as the clade immediately dominating the species (with the proviso that every
> species has to have one).  That way, we get to keep our naming system intact
> and still be intellectually honest.  If we find there are robust clades
> within a "genus" (what might today be called subgenera), we can always just
> split them off into several genera.  No big whoop.

This doesn't work, though.
What genus does the ancestral species of a larger clade belong to?

> Look, we all know that the basic unit in the tree of life is the individual 
> (or maybe if you really stretch it, the population or the species).  But for 
> better or worse, the basic unit of taxonomic nomenclature is the genus.  All 
> those -idaes, -omorphas, -iformeses, and -inis are based on genus names, not 
> species, and not specimen numbers.

PhyloCode's solution to this is to make it so the eponymous taxa actually rest
on the type species of the genus, not the genus itself.

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