【摘要】 <正> 黑松叶蜂属昆虫世界上已记载两种,一种是日本黑松叶蜂Nesodiprion japonicus(Marlatt),分布于日本及我国台湾省,另一种是双枝黑松叶蜂N.biremis(Konow),分布于我国广东省沿海岛屿和泰国(Smith 1974)。二者均为害松树,前者是日本松树的重要害虫。近年来,我们从陕西、浙江等省收集到这一属的几种标本,经鉴定为新种。所有模式标本均保存于中国林业科学研究院林业科学研究所昆虫标本室。更多还原

【Abstract】 Three species of sawflies new to science are described in the present paper. Typespecimens are deposited in the insect collection of the Forest Research Institute, the Chinese Academy of Forestry, Beijing, China.1. Nesodiprion yananieus Huang et Zhou sp. nov.This species resembles N.japonieus(Marlatt),but differs from the latter in having the ventral lobes of the 2nd and 3rd annuli smaller, the 3rd annulus being parallel to the 4th, the pseudocepal thickening slightly depressed, the valviceps almost forming a right angle.Holotype: ♀, Shanxi province.Allotype: ♂, the same as for the holotype.Paratype: 2♀, 1♂, the same as for the holotype.2. Nesodiprion zhejiangensis Zhou et Xiao sp. nov.This species differs from N. japonicus (Marlatt) in having the pseudocepal thickening slightly depsessed, the valviceps forming and the 2nd sclerora each forming a right angle.Holotype: ♀, Hangzhou, Zhejiang Province.Allotype: ♂, the same as for the holotype.Paratype: 15♀, 50♂, the same as for the holotype.3. Nesodiprion huanglongshanious Xiao et Huang sp. nov.Nearest to N. japonicus (Marlatt), but distinguished at the ventral lobe of the 2nd annulus large and almost in quardrate shape, the pseudocepal thickening being rather flat, the valviceps forming a right angle.Holotype: ♀, Huanglongshan, Shanxi Province.Allotype: ♂, the same as for the holotype.Paratype: 11♀, 10♂, the same for the holotype.更多还原