Hynobius sonani, the Taichu salamander, is a species of salamander in the family Hynobiidae, endemic to Taiwan, where it occurs in the Central Mountain Range above . Its natural habitats are from open alpine habitats to shaded moist evergreen forests; it breeds in streams. Adult males are and females are in length. The original specimens used to describe H. sonani (along with H. arisanensis and H. formosanus) were lost in the 1923 Great Kantō earthquake. Hynobius sonani has very fragmented distribution and is threatened by habitat loss, mainly caused by the development of infrastructure for tourism. It is present in Taroko National Park. See also List of protected species in Taiwan List of endemic species of Taiwan References sonani Amphibians described in 1922 Endemic fauna of Taiwan Amphibians of Taiwan Taxonomy articles created by Polbot Endangered Fauna of China