Osornophryne antisana, the Napo plump toad, is a species of toad in the family Bufonidae. It is endemic to Ecuador. Its natural habitats are subtropical or tropical moist montane forests, subtropical or tropical high-altitude shrubland, and subtropical or tropical high-altitude grassland. It is threatened by habitat loss. References Osornophryne Amphibians of Ecuador Amphibians of the Andes Endemic fauna of Ecuador Amphibians described in 1987 Taxonomy articles created by Polbot