title: Notes on the genus Ismarus Haliday (Hymenoptera, Diapriidae) from China.
abstract: The Chinese species of the genus Ismarus Haliday, 1835, are revised for the first time. Three new species from the Oriental region of China and belonging to Ismarus halidayi-group are described and illustrated: Ismarus longussp. n., Ismarus nigritrochantersp. n. and Ismarus parvicellussp. n. Two species are newly reported for the Chinese fauna: Ismarus dorsiger (Haliday, 1831) and Ismarus halidayi Foerster, 1850. A key to the Chinese species of the genus is provided. The type specimens are deposited in the Hymenopteran Collection of South China Agricultural University, Guangzhou (SCAU).
authors.affiliation: Department of Entomology, College of Natural Resources and Environment, South China Agricultural University, Guangzhou 510640, the People's Republic of China.
authors.forename: Jing-Xian
authors.initials: JX
authors.lastname: Liu
authors.forename: Hua-Yan
authors.initials: HY
authors.lastname: Chen
authors.forename: Zai-Fu
authors.initials: ZF
authors.lastname: Xu