Pseudoeurycea amuzga is a species of salamander in the family Plethodontidae. It is endemic to Mexico and known only from Sierra de Malinaltepec, a part of Sierra Madre del Sur in the Guerrero state. Common name Sierra de Malinaltepec salamander has been introduced for this species. Its natural habitats are mixed montane forests at elevations of 1,645–1,740 m (5,397–5,709 ft) above sea level. It has been found under rocks, in holes, and under the bark of trees. It is threatened by habitat loss caused by small-scale farming and wood extraction.