[Descriptions of three new species of the genus Delia, anthomyiidae, diptera in Sichuan, China].

Three new species of the genus Delia distributed in Mountain Emei and Huanglong Canyon have been identified and kept in our Parasitological Laboratory. 1. Delia taonura sp. nov. (Fig 1-3) male: Having no blunt bristles on the 5th sternite and long hairs on posterior part of the cercal plate, the new species is superficially similar to Delia longcauda (Strobl), but its round cercal plate and wider surstyle are different from those of the latter. Holotype male, Huanglong canyon, July 17, 1991, Coll. Deng Axiao. 2. Delia stenostyla sp. nov. (Fig 4-6) male: The new species is related to Delia nemostylata Deng, 1983, but its surstylus with an apical part expanding and curving forwards gradually, ependrium with short and straight hairs standing on the ventral side are different from those of the latter. Holotype male, Mountain Emei, Paratypes 224 male male, Minshan region, June, July 1982-1992, Coll. Deng Anxiao and Li Ling. 3. Delia conjugata sp. nov. (Fig 7-9) male: It is related to No. 2 mentioned above. The present species is different from No. 2 as follows: the surstyli with straightening on anterior border in proximate two thirds and expanding in distal one third, and the abdomen cylindrical. Holotype male, Paratypes 14 male male, Mountain Emei, July 1984, Coll. Deng Anxiao.