''Argentozethus'' is a

neotropical The Neotropical realm is one of the eight biogeographic realms constituting Earth's land surface. Physically, it includes the tropical terrestrial ecoregions of the Americas and the entire South American temperate zone. Definition In biogeogra ...

genus of

potter wasp Potter wasps (or mason wasps), the Eumeninae, are a Cosmopolitan distribution, cosmopolitan wasp group currently considered a subfamily of Vespidae, but sometimes recognized in the past as a separate family, Eumenidae. Mud dauber wasps, which al ...

s restricted to north-western

Argentina Argentina, officially the Argentine Republic, is a country in the southern half of South America. It covers an area of , making it the List of South American countries by area, second-largest country in South America after Brazil, the fourt ...

, containing a single species, ''Argentozethus willinki''.

References

* Stange, L. A. 1979. Tipos de distribución de la subfamilia Discoeliinae con las descripciones de dos géneros nuevos de Argentina (Hymenoptera: Eumenidae). Acta zool. lilloana, 35 (2): 729–741. Potter wasps Monotypic Hymenoptera genera {{potter-wasp-stub