type by original designation

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type by original designation: A species designated as type in the original publication of a genus. a. If in the original publication of a genus, typicus or typus is used for any of the species. b. The species in a proposed new genus (monotypical genus). c. In a genus containing a number of species, one original species has the generic name as its specific or subspecific name, whether a valid name or a synonym (type by absolute tautonomy). ICZN.