''Cnesia'' is a

genus Genus (; : genera ) is a taxonomic rank above species and below family (taxonomy), family as used in the biological classification of extant taxon, living and fossil organisms as well as Virus classification#ICTV classification, viruses. In bino ...

of 4

species A species () is often defined as the largest group of organisms in which any two individuals of the appropriate sexes or mating types can produce fertile offspring, typically by sexual reproduction. It is the basic unit of Taxonomy (biology), ...

of black flies. They are distributed in

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 ...

and

Chile Chile, officially the Republic of Chile, is a country in western South America. It is the southernmost country in the world and the closest to Antarctica, stretching along a narrow strip of land between the Andes, Andes Mountains and the Paci ...

Species

*'' C. dissimilis'' ( Edwards, 1931) *'' C. gynandrum'' ( Edwards, 1931) *'' C. ornata'' Wygodzinsky & Coscarón, 1973 *'' C. pusilla'' Wygodzinsky & Coscarón, 1973

Literature cited

Simuliidae Culicomorpha genera Fauna of Chile Fauna of Argentina Insects of South America {{Chironomoidea-stub