title: A new species in the newly recorded genus Trachyusa (Hymenoptera: Braconidae: Alysiinae) from China.
abstract: Trachyusa whartoni Yao sp. nov. from Dalian, Liaoning, China is described and illustrated. Trachyusa is a newly recorded genus in China. A key to the species of Trachyusa is provided based on the keys of Belokobylskij (1998), Papp (1967), and van Achterberg and O'Connor (1990). Type specimens of the new species are deposited in the Beneficial Insects Institute, Fujian Agriculture and Forestry University, Fuzhou, China.
authors.affiliation: Beneficial Insects Institute, Fujian Agriculture & Forestry University, Fuzhou, Fujian 350002, China.; Email: yao.junli.china@gmail.com.
authors.forename: Junli
authors.initials: J
authors.lastname: Yao
authors.affiliation: Systematic Entomology Laboratory, Beltsville Agricultural Research Center, Agricultural Research Service, U.S. Department of Agriculture, c/o National Museum of Natural History, Smithsonian Institution, P.O. Box 37012, MRC-168, Washington, DC; Email: Robert.Kula@ars.usda.gov.
authors.forename: Robert R
authors.initials: RR
authors.lastname: Kula
authors.affiliation: Beneficial Insects Institute, Fujian Agriculture & Forestry University, Fuzhou, Fujian 350002, China.; Email: JhChen34@163.com.
authors.forename: Jiahua
authors.initials: J
authors.lastname: Chen
mesh_terms: D063147:Animal Distribution; D000825:Animal Structures / Q000033:anatomy & histology / Q000254:growth & development; D000818:Animals; D049628:Body Size; D002681:China; D005260:Female; D009929:Organ Size; D014863:Wasps / Q000033:anatomy & histology / Q000145:classification* / Q000254:growth & development