Leptodactylus mystaceus is a species of frog in the family Leptodactylidae. It is also known as the common toad-frog. It is found in northern South America. Its natural habitats are subtropical or tropical moist lowland forests, moist savanna, subtropical or tropical seasonally wet or flooded lowland grassland, intermittent freshwater marshes, pastureland, and heavily degraded former forest. It is not considered threatened by the IUCN. References mystaceus Amphibians of Bolivia Amphibians of Brazil Amphibians of Colombia Amphibians of Ecuador Amphibians of French Guiana Amphibians of Guyana Amphibians of Peru Amphibians of Suriname Amphibians of Venezuela Taxonomy articles created by Polbot Amphibians described in 1824