中国四川阳蝇属二新种(双翅目,蝇科)  

TWO NEW SPECIES OF THE GENUS HELINA FROM SICHUAN,CHINA(DIPTERA,MUSCIDAE)

作　　者：冯炎[1] 

机构地区：[1]四川省雅安市疾病预防控制中心,四川雅安625000

出　　处：《动物分类学报》2008年第4期799-801,共3页Acta Zootaxonomica Sinica

摘　　要：记述蝇科Muscidae棘蝇亚科Phaoniinae中的阳蝇属Helina Robineau-Desvoidy 2新种:拟密胡阳蝇H.similidensibarbata sp.nov.和茂县阳蝇H.maoxianica sp.nov.。模式标本保存于军事医学科学院微生物流行病研究所医学昆虫标本馆。The present paper describes two new species of the genus Helina Robineau-Desvoidy, 1830 from Sichuan, China i. e. Helina similidensibarbata sp. nov. and Helina maoxianica sp. nov. The type species are deposked in the Medical Entomological Collection, Institute of Microbiology and Epidemiology AMMS, Beijing, China. 1 Helina similidensibarbata sp. nov. （Figs. 1-4） This new species resembles Helina densibarbata Xue, 2000 from Mt. Changbai, Jilin Province, China, but can be distinguished from the latter by the following characters： 1） parafacialia about 1.3 times as wide as antennal flagellomere; 2） katepisternal setae 2： 2; 3 ） male terminalial surstyli shorter and directed backward, but the latter longer and straightly in lateral view; 4） cerci with inner projection on apically. Holotype ♂ , Hanyuan, Mt. Daxiangling （29°23′N, 102°51＇E; alt. 3 550 m）, Sichuan Province, 23 June 1987, coll. FENG Yan. Etymology. The specific epithet is derived from the Latin simil, combined with densibarbata, referring to the close relationship with H. densibarbata Xue. 2 Helina maoxianica sp. nov. （Figs. 5-8） This new species resembles Helina dibrachiata Fang, Li and Deng, 1986 from Mt. Emei of Sichuan Province, but can be distinguished from the latter by the following characters： 1） subbase section on hind tibia with one ad seta; 2） femora dark-brown; 3 ） length of the male tenninalial surstyli as long as cerci; 4 ） outer-lateral processes on cercus is hiding the back of one at median part. Holotype ♂ , Maoxian, Chibusuyabazhai （ 31°42＇N, 103°52＇E; 2 300 m ）, Sichuan Province, China, 22 Aug. 1983, coll. QIAO Xue-Rong. Etymology. The species is named after the type locality in Maoxian, Sichuan, China.

关 键 词：双翅目 蝇科 阳蝇属 新种 中国 

分 类 号：Q969.453.8[生物学—昆虫学]