Antarctoperla altera Zwick, 1973

http://lsid.speciesfile.org/urn:lsid: Plecoptera.speciesfile.org:TaxonName:6758

(Male, Figs. 12–14; Female, Figs. 21–22)

Specimens

New locality records and material examined. Chile: Región de Aysén, Comuna Río Cisnes, El Sauce, 43°59’S 72°31’W, Sep. 27 2012, leg. U. Aránguiz (1 female); Comuna Río Ibáñez, camino a exploradores, 46°26’S 73°12’W, Oct. 31 2012, leg. P. Solis (2 males, 1 female). Región de Magallanes, Comuna Natales, Puerto Edén, Wick, col. A. Zúñiga (1 female); Seno obstrucción, 52°09’S 72°29’W, Oct. 19 2017, col. C. Hernandez (2 female).

Comments. Only two specimens have been previously documented in the literature (Illies 1963). The larvae are described in a taxonomic key, without indicating the locality (McLellan & Zwick, 2007). The new records presented extend the distribution of the species by approximately 9° latitude.