Alsodes gargola Gallardo, 1970

Class: Amphibia > Order: Anura > Family: Alsodidae > Genus: Alsodes > Species: Alsodes gargola

Alsodes gargola Gallardo, 1970, Neotropica, 16: 78. Holotype: MACN 18704, by original designation. Type locality: "Argentina, Provincia de Río Negro, Cerro Catedral, Lago Tonchek, 1700 m s. n. m."

Eupsophus gargolusLynch, 1972, Bull. S. California Acad. Sci., 71: 7.

Alsodes gargola gargolaCei, 1976, Atti Soc. Ital. Sci. Nat. Mus. Civ. Stor. Nat. Milano, 117: 161, by implication; Cei, 1980, Monit. Zool. Ital., N.S., Monogr., 2: 292.

English Names

Tonchek Spiny-chest Frog (Frank and Ramus, 1995, Compl. Guide Scient. Common Names Amph. Rept. World: 70).


Volcanic tablelands of northwestern Argentinian Patagonia in the provinces of Chubut and Río Negro, in scattered localities; also reported from Futaleufú (Los Lagos Region) and 130 km to the south at Paso Las Golondrinas, south of Lago Verde village, Aysén Region, Chile. 

Geographic Occurrence

Natural Resident: Argentina, Chile


See Cei, 1980, Monit. Zool. Ital., N.S., Monogr., 2: 292–293, for subspecies accounts. See Úbeda, 2002, Herpetol. Rev., 33: 218, for discussion of range. Blotto, Nuñez, Basso, Úbeda, Wheeler, and Faivovich, 2013, Cladistics, 29: 113–131, redelimited the species and removed Alsodes neuquensis from synonymy as a distinct species and (appendix S3, p. 5) noted that the record of nominal Alsodes australis from Futaleufú, Chile, is assignable to this species. See Lobos, Vidal-Maldonado, Correa-Quezada, Labra-Lillo, Díaz-Páez, Charrier, Rabanal, Díaz-Vidal, and Tala, 2013, Anf. Chile Conserv. 1–104, for photograph, comments on conservation status, and range in Chile. See Charrier, 2019, Anf. Bosques Centro Sur y Patagonia de Chile: 94–97, for account (morphology, habitat, natural history) and polygon distribution map. Mella-Romero, Mella, Muñoz, and Correa-Quezada, 2022, Gayana, 81: 22–29, discussed the southernmost record in Chile and provided a dot map for the species. 

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