Chaltenobatrachus Basso, Úbeda, Bunge, and Martinazzo, 2011, Zootaxa, 3002: 34. Type species: Telmatobius grandisonae Lynch, 1975, by original designation.
None noted.
As for the single species.
The sister taxon of Atelognathus, on the basis of molecular evidence, according to the original publication.
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