【摘要】 记述了中国蔺叶蜂科异片叶蜂属1新种:白鳞异片叶蜂AstethomostustegularisWeietZhang,sp.nov.,该种与AstethomostussinicusWei近似,但翅基片白色,翅基部、各足股节端部、胫节大部黄褐色,翅烟色浅,小盾片后部具明显刻点等,差别显著,易于鉴别;新种与同属另一已知种Astethomostusfunereus(Klug)的区别为:翅基片白色,各足股节大部黑色,后颊脊伸达后眶中上部,胸腹侧片十分狭窄,颚眼距缺如等。新种模式标本保存于中南林学院昆虫模式标本室。更多还原

【Abstract】 A new species of Astethomostus （Hymenoptera, Blennocampidae）, A. tegularis sp. nov. is described from China. Type specimens are deposited in the Insect Collection of Central South Forestry University, Changsha, China.Astethomostus tegularis Wei et Zhang, sp. nov.（Figs.1-5）♀. Body length 6.0mm; black; tegula white; base of wing, apex of each femur and most of tibia yellow brown; wing slightly infuscate; occipital carina extending to the upper part of hind orbit; malar space absent; postocellar area slightly elevated, 1.7 times broader than long; OOL∶POL∶OCL=6∶4∶5; antenna slightly shorter than head and thorax together, 3rd segment shorter than 4th and 5th segments together, length ratio of each segment is 10∶8∶26∶15∶13∶12∶9∶8∶9; mesoscutellum distinctly punctured; prepectus very narrow; CD=0.9; cell 2Rs in fore wing as long as 1R₁ and 1Rs together; 2r joining cell 2Rs at outer 1/5, vein 2m-cu joining cell 2Rs at basal 1/4; 2r-m obviously curved, 2A+3A straight; cell M in hind wing close; petiole of hind anal cell longer than vein cu-a; lancet with 16 serrulae, the 7th-8th serrulae as shown in Fig. 3.♂. Body length 5.0mm; similar to female; penis valve, harpe and parapenis as shown in Figs. 4-5.Holotype ♀, Taoyuandong （900-100m）, Hunan, China 23 Apr. 1999, WEI Mei-Cai. Paratypes: 1♀, 5♂♂, Mt. Heng （1100m）, Hunan, China, 11 Apr. 2004, by ZHANG Shao-Bing, LIU Wei-Xing; 2♂♂, Mt. Wuyi （2000m）, Fujian, China, 20 May 2004, ZHOU Hu, LIANG Min-Wen.This new species is similar to A. sinicus Wei, but can be easily recognized in tegula white; base of wing, apex of each femur and most of tibia yellow brown; mesoscutellum distinctly punctured and wing slightly infuscate. The new species differs from another known species of the genus, A. funereus （Klug）, by tegula white, each femur largely black, occipital carina extending to the upper part of hind orbit, prepectus very narrow, malar space absent. Etymology. The name of the species refers to the white tegularis contrasting to the black body in the species.更多还原