New data on the genus Ascaphium Lewis (Coleoptera, Staphylinidae, Scaphidiinae) of China

Three species of genus Ascaphium are recorded from China, including Ascaphium longlingense He, Tang & Li, sp. nov. and A. ingentis He, Tang & Li, sp. nov. from Yunnan Province. The male of Ascaphium alticola Lobl is discovered and described for the first time. A key to Ascaphium species of China is provided.