nomen nudum


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nomen nudum

[′nō·mən ′nü·dəm]
(systematics)
A proposed taxonomic name invalid because the accompanying definition or description of the taxon cannot be interpreted satisfactorily.
References in periodicals archive ?
(1985) proposed Schoeno antarcticae-Nothofagetum antarcticae for MAG and indicated it as similar to "Donatietum fascicularis" (1.6), both described in the same publication, and classified them in the alliance Donation fascicularis nomen nudum. In addition to being an invalid name (see Table 3), the community known as Schoeno-Nothofagetum antarcticae is excluded from Table I as it lacks all the vascular cushion-bog plants, with the sole exception of Astelia pumila, which appeared in two of the three releves assigned to the association.
Fabiana weberbaueri Scolnik es un nombre que carece de descripcion y solamente aparece en pliegos de herbario (in schedula) por lo tanto es un nomen nudum de acuerdo con el articulo 38.1 del Codigo (Greuter & Rankin Rodriguez 2012).
Sturm, como este binomio no posee descripcion asociada ni esta publicado validamente, claramente se interpreta como un error ortografico y constituye un nomen nudum.
elenae seychellensis," described subspecies of "Chremistica elenae," a species not treated as a separate entry in the catalogue and possibly itself a nomen nudum.
Ronquist (1999) indico que la familia Thrasoridae definida por Kovalev (1994) debia ser considerada como una subfamilia de Figitidae y en ella incluyo los generos Thrasorus Weld, 1944, Myrtopsen Rubsaamen, 1908, Euceroptres Ashmead, 1896, Plectocynips Diaz, 1976, y Pegascynips Brethes, 1928 y excluyo el genero Riekcynips Kovalev, 1994, al considerarlo 'nomen nudum'.
The name "Neoregelia schultesiana" persists today in Europe even though the name has never been published and is clearly a nomen nudum! Another example from Australia in the late 1960's, a plant seems to have been imported from Ralph Davis as Neoregelia 'Rio Red'.
In a phytosociological synthesis, Ramirez & Figueroa (1985) suggested the association named Prumnopito-Nothofagetum obliquae nomen nudum, which was basically characterized by the occurrence of Chilean oaks associated with these coniferous trees.