[Taxacom] Family Chilodontidae - unresolved homonyminCharaciformes and Gastropoda?

Dan Lahr daniel.lahr at gmail.com
Sun Apr 25 21:08:43 CDT 2010

Hi all,

I'm a bit confused. Why is Chilodontidae not pre-occupied by the
ciliate family name? At the time these were treated as animals
(Infusoria), insn't this provisioned by Article 2? I know it gets more
complicated when protists come into the picture, but that is where my
interest lies...


On Fri, Apr 23, 2010 at 12:41 PM, Doug Yanega <dyanega at ucr.edu> wrote:
> Gary Rosenberg wrote:
>>Chilodontidae is a justified emendation, so it dates from the
>>original publication as Chilodidae in 1912 (ICZN Code Article 19.2).
>>Chilodidae should not be used for the fish family, because it is not
>>in prevailing usage (Article 29.5). Chilodontidae should be used for
>>both families; resolution of the homonymy in this set of
>>circumstances requires an ICZN ruling (Article 55.3).
> I agree with Gary's interpretation of this case, exactly as stated
> above. While the Code does not operate on precedent, a recent case
> involving two family names "Dasypodidae" ended up being resolved by
> taking the junior name and declaring the entire genus name to be the
> "stem", so the genus Dasypoda is now the type genus of the family
> Dasypodaidae (the other genus was Dasypus). A similar approach in
> this case would lead the mollusc family to become Chilodontaidae.
> That might be the least disruptive approach.
> It will require some interested parties to take time to carefully
> document the history of the usage of both names, and prepare a formal
> submission to the ICZN, but it's necessary. Gary's already done a
> fair bit of the crucial stuff above. ;-)
> Sincerely,
> --
> Doug Yanega        Dept. of Entomology         Entomology Research Museum
> Univ. of California, Riverside, CA 92521-0314        skype: dyanega
> phone: (951) 827-4315 (standard disclaimer: opinions are mine, not UCR's)
>              http://cache.ucr.edu/~heraty/yanega.html
>   "There are some enterprises in which a careful disorderliness
>         is the true method" - Herman Melville, Moby Dick, Chap. 82
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Daniel Lahr
PhD candidate
Organismic and Evolutionary Biology
U Massachusetts- Amherst
319 Morrill Science Center, Amherst
Amherst, MA 01003

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