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Title
First record of Sigara (Tropocorixa) rubyi (Hungeford) (Heteroptera: Corixidae) in Chile, and comments on the nomenclature of two South American Sigara Fabricius.
Sigara ( Tropocorixa) rubyi (Hungerford, 1928), previously known from Argentina and Uruguay, is recorded for the first time in Chile, in Valparaíso Region. The correct spelling of this species and Sigara ( Tropocorixa) hosfordi (Hungerford, 1928) is commented.