subsequent typification

Jacques Melot melot at ITN.IS
Wed May 13 10:55:06 CDT 1998

=A0Le 5/13/98, =E0 10:45 AM +0000, nous recevions de DETLEV METZING :

>The ICBN allows the subsequent typification by designating a lecto-
>or neotype. Is it allowed to typify a a name (not typified before) by
>choosing a specimen, which is already a type of another name?

   Techniquement oui.

   Mais cela conduit immediatement a une nouvelle question :

   Dans quel but ?

>Would this be allowed even then, when the name to typify would obtain
>priority over the (younger) name, which type was used for
>this new typification?

   Il existe des regles de limitation de la priorite applicables dans un
tel cas.

   Si le nom menace connait un usage courant large et indiscutable, ou s'=
s'agit d'un nom important (economiquement, en medecine, pharmacie, etc.),
vous pouvez utiliser les Art. 56 et 57 pour le proteger, ou l'Art. 14

   En ce qui concerne la legitimite du nom menace, l'action d'une telle
typification tardive est limitee par l'Art. 52 (cf. specialement 51.1 et

>I can not find any evidende for the one or other possibility in the
>code, although I believe, that the last mentioned case would not
>contribute to nomenclatural stability.

   Meilleures salutations,

Jacques Melot, Reykjav=EDk
melot at

>Detlev Metzing
>AG Pflanzenoekologie
>FB Biologie
>Carl von Ossietzky-Universitaet
>D - 26111 Oldenburg
>email metzing at
>Tel. ++49 441 798 3342
>Fax. ++49 4230 1571

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