This species is known only from the type locality, Las Bayas Creek, 48km south of Pilcaniyeu, Río Negro Province, Argentina. It is believed to have a restricted range, but further surveys are needed to confirm this. It has been collected at an altitude of 900m asl.
Habitat and Ecology
The species’ habitat includes rocky ravines along creeks in the wasted volcanic landscape of the Pilcaniyeu steppe and tableland. The breeding habitat is not known.
The current population status of this species is unknown.
There is no information on the threats to this species. There is only some grazing of sheep in the area, though it is unclear what impact this might be having on the species.
It is not recorded from any protected areas. Further surveys are needed to obtain more information on the population status and range of this poorly known species.
Red List Status
Listed as Vulnerable because it is currently known from only a single location that may become suceptible to overgrazing. Believed to be a restricted range species.
Carmen Úbeda, Esteban Lavilla, Néstor Basso, Boris Blotto 2004. Atelognathus solitarius. The IUCN Red List of Threatened Species 2004: e.T2298A9405294. http://dx.doi.org/10.2305/IUCN.UK.2004.RLTS.T2298A9405294.en .Downloaded on 22 November 2018