记述采自中国山西和河北的叶蜂科蔺叶蜂亚科异片叶蜂属1新种: 尖鞘异片叶蜂Astethomostus acutithecus Wei et Wang, sp. nov.新种与白鳞异片叶蜂A, tegularis Wei et Zhang,2005近似,但锯鞘端部尖,锯刃长且平坦,亚基齿大型,中基部锯刃内外侧亚基齿仅1~2枚,雄虫翅基片黑色,阳茎瓣外顶角折叶短三角形.简要记述了该属的属征,编制了异片叶蜂属分种检索表.新种模式标本保存于湖南长沙中南林业科技大学昆虫模式标本室
摘要(英文)：
A new species of Tenthredinidae is described from China. The diagnosis of Astethomostus Wei is briefly discussed. A key to world species of the genus is provided. The type specimens of the new species are kept in the Insect Collection of Central South University of Forestry and Technology, Ch...
