The upland burrowing tree frog (Smilisca dentata ) is a species of frog in the family Hylidae. It is endemic to Mexico and occurs in southeastern Aguascalientes and adjacent northern Jalisco at elevations of 1,800–1,900 m (5,900–6,200 ft) asl. Its natural habitats are flooded grasslands where it breeds in temporary and permanent pools.It is a rare species that is threatened by habitat loss caused by conversion into agricultural land and the subsequent pesticide pollution.