中国湖南细锤角叶蜂属一新种(膜翅目,锤角叶蜂科)

A NEW SPECIES OF THE GENUS LEPTOCIMBEX SEMENOV-TIAN-SHANSKIJ(HYMENOPTERA,CIMBICIDAE) FROM HUNAN,CHINA

记述了采自中国湖南的锤角叶蜂科Cimbicidae细锤角叶蜂属Leptocimbex1新种,Leptocimbex brevivertexis Wei etYan,sp.nov.。该种与Leptocimbex tenuicinctus M alaise,1939以及L.marginatus(T urner,1920)最近似,但两性单眼后区宽明显大于长;雄虫上唇平坦,无中纵脊;腹部背板无金属蓝色光泽,第1背板刻纹细弱,腹部2～7腹板大部黑色;中胸前侧片下缘无横脊;单眼后区侧沟完整,底部完全光滑。新种的寄主植物为槭树科Aceraceae的青榨槭Acerdavidii Franch。新种模式标本保存于中南林业科技大学昆虫系统与进化生物学实验室昆虫标本室(CSCS)。

Leptodmbex brevivertexis Wei et Yan, sp. nov., a new species of Cimbicidae from Hunan, China is described. The host plant of the new species is confirmed to be Acer davidii Franch of Aceraceae. The type specimens of the new species are kept in the Insect Collection of Central South University of Forestry and Technology, Changsha, Hunan Province, China （CSCS）.