title: A new Orussus species from South Korea, and a key to the East Asian Orussidae (Hymenoptera).
abstract: Orussus melanosoma Lee & Wei, sp. nov. from South Korea is described and illustrated. Phylogenetic analyses place the new species basally in Orussus, together with other species from the Far East. A key to species of Orussidae from the eastern Palaearctic is provided.
authors.affiliation: Department of Life Sciences, Yeungnam University, Gyeongsan, South Korea.; Email: 258aa@ynu.ac.kr.
authors.forename: Jin-Kyung
authors.initials: JK
authors.lastname: Choi
authors.affiliation: Key Laboratory of Cultivation and Protection for Non-Wood Forest Trees (Central South University of Forestry and Technology), Ministry of Education, Changsha 410004, China.; Email: weimc@126.com.
authors.forename: Meicai
authors.initials: M
authors.lastname: Wei
authors.affiliation: Department of Biosystematics, Natural History Museum of Denmark, University of Copenhagen.; Email: lbvilhelmsen@snm.ku.dk.
authors.forename: Lars
authors.initials: L
authors.lastname: Vilhelmsen
authors.affiliation: Department of Life Sciences, Yeungnam University, Gyeongsan, South Korea.; Email: jwlee1@ynu.ac.kr.
authors.forename: Jong-Wook
authors.initials: JW
authors.lastname: Lee
mesh_terms: D063147:Animal Distribution; D000825:Animal Structures / Q000033:anatomy & histology / Q000254:growth & development; D000818:Animals; D049628:Body Size; D005260:Female; D008297:Male; D009929:Organ Size; D010802:Phylogeny; D056910:Republic of Korea; D014863:Wasps / Q000033:anatomy & histology / Q000145:classification* / Q000235:genetics / Q000254:growth & development