Previously four species of the genus Oocelyphus Chen were known from the world. One new species, Oocelyphus shennongjianus sp. nov., is described. A key to the known species of this genus is provided.
The genus Parahybos is newly recorded from Tibet. The following two new species are described： Parahybos breviprocerus sp. nov. and P longiprocerus sp. nov.
