Wikipedia
Chaltenobatrachus
Chaltenobatrachus is a monotypic genus of frogs in the Batrachylidae family. The sole species, Chaltenobatrachus grandisonae, used to be included Atelognathus, which is considered the sister taxon of Chaltenobatrachus.
Chaltenobatrachus grandisonae (common name: Puerto Eden frog) is endemic to Patagonia, including both Chile and Argentina. It inhabits rain forests and wetlands of the southern fjordlands and Andes in Patagonia. It is known from just few localities: its type locality, Puerto Eden, Wellington Island, Chile, and two mainland sites in Argentina.