Zurucuchu robber frog

''Pristimantis w-nigrum'', also known as the Zurucuchu robber frog or w rainfrog is a species of frog in the family Craugastoridae. It is found on both Pacific and Amazonian slopes of the Andes in Colombia, Ecuador, and northern Peru. The species is divided to at least eight clades that are genetically highly divergent but morphologically similar; it may be a species complex.