Two new species of Tenthredininae from China are described: Metallopeus sunae Wei et Zhang, sp. nov . and Tenthredo nitidifrontalia Wei et Zhang,sp. nov . The type specimens of the new species are deposited in the Insect Collection of Central South University of Forestry and Technology , Changsha, Hunan,China (CSCS) and the Insect Collection of Tianjin Natural History Museum (TNHM) . 1 Metallopeus sunae Wei et Zhang,sp. nov. (Figs 1-12) This new species is close to M. tuberculatus Saini Singh,1990 from North India but differs from the la...