[CPN] Revision of proposed changes in Art. 21

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> > Of course we could have an  arbitrary rule that the species name must 
> > agree with the last clade name ("address") in a series, or the first, 
> > or N - 1, but there really isn't any point to doing this given that 
> > the combinations are no longer being treated as binomina (wherein the 
> > species name is an adjectival modifier of the genus name and 
> > therefore must agree with it in gender, number, and case)--they are 
> > just species names with clade "addresses". 
>  
> As I said, this is a good argument. However, as far as the rank-based 
> codes are concerned, adjectival species names/epithets don't have a 
> default form that could be used without having to make a decision. If we 
> want such a default form to exist, _we_ have to put that into the 
> PhyloCode. Well, if so, then how? As I explained at the beginning of 
> this discussion, we could go with the version in the original 
> publication, or we could go with currently prevailing usage. The 
> original can be very hard to find, and is often different from the 
> prevailing usage of the last 100 or 200 years, so we'd probably go with 
> current usage. But if so, we run into trouble where different forms are 
> in current widespread use, and sometimes have been for decades. So I 
> suggested we give up, don't define a default form, and follow the 
> rank-based codes in not treating the endings as part of the names. 
>  
> Thus: 
>  
> 1) Yes; 
> 2) no, make all agreement optional. 
But the statement in the draft implies that agreement IS optional! 
It says "may be changed," not "must be changed"!

Jim
-- 
James A. Doyle
Department of Evolution and Ecology
University of California
Davis, CA 95616, USA
Telephone:  1-530-752-7591; fax:  1-530-752-1449

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