Chapter one
Article 1.3 : Exclusions.Excluded from the provisions of the Code are names
proposed
1.3.2. for teratological specimens.......

Cornu copiae was based on a teratological specimen. However, it is not clear
to me whether both the generic name and the specific name are therefore
invalid.

Henk K. Mienis

----- Original Message -----
From: "Andrew Grebneff" <[log in to unmask]>
To: <[log in to unmask]>
Sent: Sunday, July 11, 2004 9:45 AM
Subject: Re: New names


> >Helix aspesa is more problematic:
> >Cornu aspersum (Mueller, 1774) acc. to Falkner et al., 1997
> >Cantareus aspersus (Mueller, 1774) acc. to Giusti et al, 1995
> >According to the latter Cornu can not be used because it has been
> >based on a teratological form (Cornu copiae). However, it is
> >questionable wether that real may be applied retroactively.
>
> I don't know what (if anything) the ICZN rules have to say about
> this, but if the abnormal genotype is clearly recognizable at species
> level there should be no problem with availability of the generic
> name Cornu.
>
> I note that Vaught has listed Cornu Born 1778 uncertainly ads a
> synonym of Cryptomphalus. I also see a lot of other subgenera of
> Helix. Surely there are not so many species?
> --
> Andrew Grebneff
> Dunedin
> New Zealand
> Fossil preparator
> <[log in to unmask]>
> Seashell, Macintosh, VW/Toyota van nut
>
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