【摘要】 记述采自四川西部蝇科中的阳蝇属(HelinaRobineau Desvoidy,1830)二新种西华阳蝇(Helina occidentalisinicasp.nov.)和黑前股阳蝇(Helinaatripraefemurasp.nov.)。模式标本存放于中国科学院上海生命科学研究院植物生理生态研究所。更多还原

【Abstract】 This paper describes two new species of Helina Robineau-Desvoidy, 1830 from western region of Sichuan Province during the years 1979-2003. The type specimens are deposited in the Institute of Plant Physiology and Ecology, Shanghai Institutes for Biological Sciences, Shanghai 200032, China. 1 Helina occidentalisinica sp.nov (Fig.1) Male: Body black and legs fuscous. This new species is closely related to Helina dibrachiata Fang, Li et Deng, 1986, but in the latter, the eyes bare; dorsal surface of scutum with four stripes; dorsal of abdomen with lateral spots; Surstylis long and ~S-shaped in lateral view. Female: Unknown. Holotype ♂, Mt. Erlangshan (Forest Farm, 2 760 m; 29°54′N,102°08′E), Sichuan Prov., China, June 21, 1982, Coll.by Shi Ping. 2 Helina atripraefemura sp.nov (Fig.2) Male: Body black dark, legs yellow partly. This new species is closely related to Helina subbrunneigena Fang et Fan, 1992, but in the latter, the fore tibia with p1; hind tibia without 1-3 rows of av and pv setae respectively; stigmata smaller; apical part of cerci of male without outer projection in posterior view; apical part straight of surstyli in lateral view. Female: Unknown. Holotype ♂, Ya’an (Mt. Zhougongshan, 1 760 m; 29°58′N,102°59′E ), Sichuan Prov., May 21, 1993, Coll.by Feng Yan.更多还原