title: First record of the genusLethadesDavis, 1897 from the Oriental region, with description of a new species (Hymenoptera, Ichneumonidae, Ctenopelmatinae).
abstract: A new species of the genusLethadesDavis, 1897 (Ctenopelmatinae: Pionini),Lethades orientalisReshchikov & Xu,sp. n., collected in Heishiding Nature Reserve in Guangdong Province, China, is described. This is new record of the genus from China and for the Oriental region also. The species can be distinguished from all other species of the genus by its black metasoma, the presence of an areolet on the fore wing, distinctly pectinate claws with teeth of the hind claw as high as the claw itself, and a complete longitudinal propodeal carina. A key to the world species of the genus is provided.
authors.affiliation: College of Ecology and Evolution, Sun Yat-sen University, 135 Xingangxi St. Guangzhou, Guangdong 510275, China.
authors.forename: Alexey
authors.initials: A
authors.lastname: Reshchikov
authors.affiliation: College of Agriculture, South China Agricultural University, Guangzhou, Guangdong 510640, China.
authors.forename: Zai-Fu
authors.initials: ZF
authors.lastname: Xu
authors.affiliation: College of Ecology and Evolution, Sun Yat-sen University, 135 Xingangxi St. Guangzhou, Guangdong 510275, China.
authors.forename: Hong
authors.initials: H
authors.lastname: Pang
keywords: China; Pionini; key; new species