Abstract: In this paper,a new species of the genus Neodryinus R.C.L.Perkins is described from Baishanzu Mt.,Zhejiang Province,China.The type is deposited in the Department of Plant Protection,Zhejiang Agricultural University,Hangzhou,China.Neodryinus baishanzuensis sp.nov.The new species is related to Neodryinus diffusus Olmi,1987.but the new species differs from the latter mainly in:1)occipital carina absent (the latter occipital carina visible behind the ocelli and on the sides os the posterior ocelli);2)POL∶OOL=3.5∶2.2(the latter POL as long as OOL) ;3)scutellum and distal part of metanotum dull,granulated (the latter scutellum and metanotum shiny,punctate,without sculpture among punctures);4)fore wing distal part of radial vein as long as proximal part (the latter distal part of radial vein much longer than proximal part);5)the shape of male genitalia.Holotype♂:Baishanzu Mt.(27°7′N,119°2′E),Zhejiang Province,1993-Ⅷ-31,by Wu Hong,No.945217.