Pristimantis muscosus is a species of frog in the family Strabomantidae. It is only found on the Cordillera del Condor of southern Ecuador and northern Peru. Its natural habitats are humid, upper montane forests. The Peruvian population occurred on rocky banks of a stream. It is potentially threatened by habitat loss. References muscosus Amphibians of Ecuador Amphibians of Peru Amphibians described in 1999 Taxonomy articles created by Polbot