A Taxonomic Study On The Genus Aclista F(?)rste, 1856(Hymenoptera: Diapriidae) From China

The genus Aclista F?rste, 1856 belongs to Hymenoptera, Diapriidae, Belytinae.This genus widely distributed worldwide but the species of Aclista inhabiting in China have not been reported before this study.This thesis has reviewed the history and taxonomic development of Aclista in detail through examing more than 310 specimens from Guangdong, Guizhou, Hunan, Shannxi,Yunnan, Province. Not only the literal records, diagnosis and distribution of all the species are given in this thesis, but also the key to species in China. Detail diagnosis and high resolution photos for all new taxa are provided. Twenty-seven species in two newly recorded species of China were recognized, of which twenty-five species are new to science.Types of new taxa are deposited in Hymenoptera Collection of South China Agriculture University(SCAU).The new taxa are listed as below: A. annula sp. nov., A. bicolor sp. nov., A. capitata sp.nov., nov., A. concava sp. nov., A. flata sp., A. fulgida sp. nov., A. guizhouensis sp. nov., A.guangxiensis sp. nov., A. hirsuta sp. nov., A. monilis sp. nov., A. infundibuliformis sp. nov.,A. lucida sp. nov., A. ovalis sp. nov., A. plicata sp.nov., A. punctata sp. nov., A.praestatuarisa sp. nov., A. pyriformis sp. nov., A. robusta sp. nov., A. rutilans sp. nov., A.shannxiensis sp. nov., A. spinachia sp. nov., A. strirobusa sp. nov., A. taibaishanensis sp.nov., A. villousa sp. nov., A. yunnanensis sp. nov.The newly recorded species in China including A. acuta(Kieffer, 1909) and A.prolongata(Kieffer, 1907).