The species of Siobla Cameron from Shaanxi, northwestern China are investigated. Seven new species are described: Siobla centralia Niu & Wei sp. nov., S. curvata Niu & Wei sp. nov., S. listoni Niu & Wei sp. nov., S. pseudoplesia Niu & Wei sp. nov., S. qinba Niu & Wei sp. nov., S. shaanxi Niu & Wei sp. nov., and S. vulgaria Niu & Wei sp. nov. A key to the 26 known species of Siobla from Shaanxi is provided.
记述中国沟额叶蜂属2新种:廖氏沟额叶蜂Corrugia liaoae Wei et Liu,sp.nov.和弯刺沟额叶蜂Corrugia curvatispina Wei et Xiao,sp.nov.。编制了沟额叶蜂属亚洲已知种类分种检索表。新种模式标本保存于中南林业科技大学昆虫模式标本室以及中国农业大学昆虫标本馆。
In the genus Macrophya, the annulitibia group is proposed to include five species from China, lnala and Japan. Two new species belonging to this species group are described from China: Macrophya shengi Li & Chu sp. nov. from Sichuan and Macrophya xinan Li & Liu sp. nov. from Tibet and Sichuan. Descriptions and illustrations are given to separate them from the other species of the annulitibia group. A key to all known species of the annulitibia group from China is provided. Type specimens are deposited in the Insect Collection of Central South University of Forestry and Technology, Changsha, Hunan, China.