Taxacom: nomen nudum

[David Campbell]

To put it another way, it does not matter if someone has called something a
nomen nudum. It's a question of whether the description meets the criteria
in the Code or not. Precedent doesn't matter.

Whether something is a nomen dubium is more subjective.

On Wednesday, June 25, 2025, Thomas Pape via Taxacom <taxacom at lists.ku.edu>
wrote:

> Status as nomen nudum depends on specific conditions and cannot (and need
> not) be declared as such by subsequent treatment.
>
> More specifically, in zoology a nomen nudum is a name that, if published
> before 1931, fails to conform to the requirements of the current ICZN Code
> Article 12; or, if published after 1930, fails to conform to Article 13.
>
> Incidentally, note as well that a nomen nudum cannot be "replaced". Only
> an available name can be replaced by another available name, which may be
> an already existing available name, or a new replacement name established
> for this purpose.
>
> /Thomas Pape
>
>
>
> -----Original Message-----
> From: Taxacom <taxacom-bounces at lists.ku.edu> On Behalf Of John Grehan via
> Taxacom
> Sent: 25. juni 2025 04:51
> To: taxacom <taxacom at mailman.nhm.ku.edu>
> Subject: Taxacom: nomen nudum
>
> I received this question from a colleague and would appreciate a
> determination.
>
> John Brown treated 'Olethreutes' betulana (Tortricidae) as nomen nudum in
> his 2005 checklist Once a taxon been treated as nomen nudum can you go back
> to a previous treatment as a revised status ? such as Powell 1983
> 'Olethreutes' betulana Heinrich or do you have to go forward from the nomen
> nudum treatment with a replacement name?
>
> John Grehan
>
> --
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-- 
Dr. David Campbell
Professor, Geology
Department of Natural Sciences
110 S Main St, #7270
Gardner-Webb University
Boiling Springs NC 28017