【摘要】 简要回顾了中国平背叶蜂族的分类研究状况。记述了中国俏叶蜂属Hemathlo phorus种类,编制了俏叶蜂属分种检索表,描述了1新种:短颊俏叶蜂Hemathlo phorus brevigenatus sp.nov.,新种颚眼距等于单眼半径,中胸腹板大部和后足股节基部3/4亮黄色,雌虫腹部第2、5节背板具中位小黑斑,唇基缺口较浅,POL∶OOL∶OCL=2∶4∶5,爪内齿短于外齿,前翅cua脉基部与1M脉基部间距仅为1rm脉长的1/2,R+M脉段短于cua脉,2r脉交于2Rs上缘中部,后翅R1室的附室仅等宽于单眼直径,锯鞘腹缘弧形突出,锯腹片15锯刃,中部锯刃间距等宽于锯刃,锯刃端部尖出等,可以与同属已知的3种鉴别。更多还原

【Abstract】 Hemathlophorus Malaise is endemic to Southeastern Asia with four known species. H. brevigenatus sp. nov. from South China is described here. The type specimens of the new species are deposited in Insect Collection of Central South Forestry University. A distribution map of the genus and a key for separa- ting the four known species are provided. Hemathlophorus brevigenatus sp. nov.(Figs.7-12)Body length 10.5mm. Body shining yellow with a few black spots. It differs from its congeners by the malar space only half as long as diameter of an ocellus, the central area of mesosternum and the basal 3/4 of hind femur shining yellow, the tergites 2 and 5 in female each with a distinct middle black spot, clypeus with broader and shallower incision, POL∶OOL∶OCL=2∶4∶5, claw with inner tooth slightly shorter than outer tooth, vein cu-a close to the base of vein 1M, vein R+M shorter than cu-a, the vein 2r joining the cell 2Rs at the middle, the appendiculate cell of R1 in hind wing as broad as an diameter, the ventral margin of sheath distinctly convex, lancet with 15 narrow and triangular serrulae with the distance between two serrulae as broad as serrula at base.Holotype ♀, Mt. Longshan (27°68′ N, 111°35′ E), Lianyuan, Hunan, China, 10 May 1999, XIAO Wei. Paratypes: 2♀♀, Longshan, Lianyuan, Hunan China, 11 May 1999, XIAO Wei; 1♀, Mt. Dayao, Jinxiu, Guangxi, China, 1150m, 28 Mar. 2002, JIANG Yang; 1♀, Mt. Yuanbao, Rongshui, Guangxi, China, 800-1500m, 20 Aug. 2001, XIAO Wei; 2♀♀, Dashahe, Zunyi, Guizhou, China, 1300m, 25 May 2004, LIN Yang.Etymology. The name refers to the short gena in the species that is different from other three known species in the genus.更多还原