关键词: 双翅目, 蚋科, 蚋属, 绳蚋亚属, 新种

Abstract: One new blackfly, Simulium (Gomphostilbia) laoshanstum sp.nov.were described on the female, male, pupal and larval specimens collected from Laoshan, Qingdao, Shandong province, China.All the specimens are kept in the Medical Entomology Collection Gallery, Academy of Military Medical Sciences, Beijing.This new species closely related to S.(G.) pingxiangense An and Hao, 1990 from Pingxiang, Guangxi province, China and S.(G.) ela Davies, 1987 from Sri Lanka and S.(G.) sundaicum Edwards, 1934 from East Java, however, it is clearly different from S.(G.) pingxiangense An and Hao, 1990,S.(G.) ela Davies, 1987 and S.(G.) sundaicum Edwards, 1934 by the structure of gonapophysis, genital fork, cibarium of the female and median sclerite, paramere of the male, by the branching of the pupal respiratory filaments and form of postgenal cleft in the mature larvae.Holotype ♀, paratype 3♂, 4 pupa, 3 mature larvae, Qingdao Laoshan, Shandong, 45m(36.3°N, 120.5°E) 18 May,1994.