title: A key toGrouvellinusChampion, 1923 from mainland China with descriptions of two new species (Coleoptera, Elmidae).
abstract: A key toGrouvellinusChampion from mainland China is provided. Two new species ofGrouvellinusare described from Jiangxi, China,Grouvellinus orbiculatussp. n.andGrouvellinus sagittatussp. n.Descriptions, diagnoses, and illustrations of the new species are given. Habitus photos of the nine known species are provided including the four species from Taiwan.
authors.affiliation: Institute of Applied Ecology, Chinese Academy of Sciences, Shenyang, 110016 China.
authors.forename: Dongju
authors.initials: D
authors.lastname: Bian
authors.affiliation: Institute of Applied Ecology, Chinese Academy of Sciences, Shenyang, 110016 China; University of Chinese Academy of Sciences, Beijing 100049, China.
authors.forename: Haibin
authors.initials: H
authors.lastname: Sun
keywords: China; Elmidae; Grouvellinus; new species; taxonomy