Two New Species of Sawflies from China (Hymenoptera,Tenthredinidae)

In the present paper two new species of sawflies are described and illustrated.The type specimens are deposited in the collection of the Research Institute of Forestry,the Chinese Academy of Forestry.1 Caliroa euodiae Xiao,new species (Fig.1)The new species is closely related to Caliroa floridana Smith,but differs from the latter in the black labrum,fore tibiae and fore tarsi;3rd antennal segment is about as long as 4th+5th antennal segments and is shoter than the apical four segments combined;anterior margin of clypeus is about straight;petiole of anal cell of hindwing is longer.Host plant;Evodia rutaecarpa (Juss.)Benth.Holotype♀,Nanchuan,Sichuan,1991 V,Zhang Shuying leg.Allo-type♂,same locality as holotype,1990,Tao Beiyin leg.Paratypes 4♀♀,3♂♂,same data as holotype.2 Rhainoceraea dioscoreae Xiao,new species (Fig.2)The new species is near Rhadinoceraea reitteri (Konow),but is distinct from the latter by the whitish labrum,clypeus and tibiae except for apex and by the head from above not expanded behind eyes.Host plant: Dioscorea opposita Thunb.;D.alata L.Holotype♀,Manning,Guangxi Zhang Aut.Reg.,1987.IV .22,Ji Hongxian leg.Allotype♂,same data as holotype.Paratypes 5♀♀,5♀♀,same data as holotype;5♀♀,4♂♂,Nanchuan,Sichuan,1985,Li Yongdai leg.