Atelognathus solitarius (Cei, 1970)

Class: Amphibia > Order: Anura > Family: Batrachylidae > Genus: Atelognathus > Species: Atelognathus solitarius

Telmatobius solitarius Cei, 1970, Herpetologica, 26: 18. Holotype: IBAUNC 2045, by original designation. Type locality: "Las Bayas Creek, 48 km south Pilcaniyeu, Rio Negro, Patagonia, Argentina, 1200 m".

Atelognathus solitariusLynch, 1978, Occas. Pap. Mus. Nat. Hist. Univ. Kansas, 72: 1-57.

English Names

Las Bayas Frog (Frank and Ramus, 1995, Compl. Guide Scient. Common Names Amph. Rept. World: 70).


Known from six localities, all in Rio Negro Province, Patagonia, Argentina: (1) Las Bayas Creek, 48 km south of Pilcaniyeu; (2) Laguna de los Médanos; (3) Arroyo Chenqueniyén, 10 km E and 3 km S Cerro Pico Quemado; (4) Provincial Road No. 80 (Lat -41.5201 Long -70.7270); (5) 4.5 km west of Alto del Escorial; and (6) less than 500 m north of the Laguna d los Médanos.  

Geographic Occurrence

Natural Resident: Argentina

Endemic: Argentina


See map, description of geographic range and habitat, and conservation status in Stuart, Hoffmann, Chanson, Cox, Berridge, Ramani, and Young, 2008, Threatened Amph. World: 296. Barrosso, Basso, Sage, and Úbeda, 2020, North-West. J. Zool., Romania, 16: 197–203, detailed the range with the addition of several range extension and who provided a general description of the advertisement call as well as microhabitat. 

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