Laliostoma labrosum is a species of frog in the Mantellidae family. It is monotypic within the genus Laliostoma. It is endemic to Madagascar. Its natural habitats are subtropical or tropical moist lowland forests, dry savanna, moist savanna, subtropical or tropical dry shrubland, subtropical or tropical dry lowland grassland, intermittent freshwater marshes, hot deserts, arable land, pastureland, rural gardens, urban areas, ponds, seasonally flooded agricultural land, and canals and ditches.