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Taxacom: question on taxonomic authority

Gianluca Polgar gianluca.polgar at gmail.com
Sun Jan 14 13:17:19 CST 2024


ok, so if this is neither a new combination, nor a new taxon, what is it?

G




--
Gianluca Polgar Ph.D.
Evolutionary ecologist
Università degli Studi della Tuscia
DIBAF, Via S. Camillo de Lellis, snc
01100 - Viterbo, Italy

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On Sun, 14 Jan 2024 at 20:15, Thomas Pape via Taxacom <taxacom at lists.ku.edu>
wrote:

> A new combination is defined in the Code Glossary as:
> "The first combination of a generic name and a previously established
> species-group name."
>
> Changes in rank from species to subspecies (or vice versa) will not
> qualify as new combinations as these changes do not involve the combination
> with the generic name.
>
> /Thomas
>
> -----Original Message-----
> From: Taxacom <taxacom-bounces at lists.ku.edu> On Behalf Of Gianluca Polgar
> via Taxacom
> Sent: 14. januar 2024 20:06
> To: Adam Cotton <thaibaggie at gmail.com>
> Cc: taxacom at lists.ku.edu
> Subject: Re: Taxacom: question on taxonomic authority
>
> ok, so is Taenioides gracilis cirratus (Blyth, 1860) a *new combination*
> made with a species name (Am. cirratus Blyth, 1860) turned into a
> subspecies?
>
> G
>
>
>
>
> --
> Gianluca Polgar Ph.D.
> Evolutionary ecologist
> Università degli Studi della Tuscia
> DIBAF, Via S. Camillo de Lellis, snc
> 01100 - Viterbo, Italy
>
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>
>
>
> On Sun, 14 Jan 2024 at 18:27, Adam Cotton via Taxacom <
> taxacom at lists.ku.edu>
> wrote:
>
> > On 15/01/2024 00:01, Gianluca Polgar via Taxacom wrote:
> > > Dear all,
> > >
> > > I'm not an expert of the ICZN: I tried to look for an answer to my
> > question
> > > in the Code, to no avail.
> > > The following taxa belong now to the genus Taenioides (new
> > > combinations
> > or
> > > original descriptions):
> > >
> > >     - Amblyopus gracilis Valenciennes, in Cuvier & Valenciennes, 1837
> > >     - Amblyopus cirratus Blyth, 1860
> > >     - Leme mordax De Vis, 1883
> > >     - Taenioides snyderi Jordan & Hubbs, 1925
> > >
> > > Tomiyama (1936) considered Taenioides cirratus (Blyth, 1860) as a
> > > subspecies of Taenioides gracilis (Valenciennes, 1837), and
> > > synonymized this subspecies with Taenioides mordax (De Vis, 1883)
> > > and Taenioides snyderi Jordan & Hubbs, 1925.
> > >
> > > Tomiyama (1936) named this subspecies *Taenioides gracilis cirratus
> > (Blyth*
> > > ).
> > >
> > > The taxonomic authority reported by Tomiyama (1936) (Blyth) looks
> > > very weird to me.
> > > His subspecies is a new taxon, but he used a name of a valid taxon
> > > (cirratus) to form the subspecies. In my opinion, he should have
> > > named
> > the
> > > subspecies *Ta. gracilis xxx Tomiyama, 1936*, synonymizing it with Ta.
> > > cirratus and the other taxa.
> > >
> > > Any suggestions? What do you think the taxonomic authority of
> > > Taenioides gracilis cirratus should be? What does the Code prescribe
> in such cases?
> > >
> > > Sincerely,
> > > Gianluca
> >
> > It seems perfectly Code compliant to me.
> >
> > Tomiyama (1936) treated cirratus Blyth, 1860 as a subspecies of
> > Taenioides gracilis (Valenciennes, 1837) - the oldest available name
> > for the species - and as such the name cirratus retains the authorship
> > Blyth, 1860 when treated as a subspecies rather than a species. As far
> > as I can understand from the above Tomiyama (1936) did not describe a
> > new taxon.
> >
> > The correct name for the taxon is Taenioides gracilis cirratus (Blyth,
> > 1860) as stated by Tomiyama (1936).
> >
> > Adam.
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