Pristimantis lymani is a species of frog in the Craugastoridae family. Its common name is Lyman's robber frog. It is found in southern Ecuador and northern Peru.Its natural habitats are montane forests, sub-páramo, and páramo. These common frogs have been found under stones by streams as well as in large bromeliads on rocky slopes and cliffs. While common and having a stable population trend, it is suffering from habitat loss.