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Issue:ISSN 1000-7083
          CN 51-1193/Q
Director:Sichuan Association for Science and Technology
Sponsored by:Sichuan Society of Zoologists; Chengdu Giant Panda Breeding Research Foundation; Sichuan Association of Wildlife Conservation; Sichuan University
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Your Position :Home->Past Journals Catalog->2003 Vol.22 No.1

Three dNew Species of the Genus Helina from Sichuan, China (Diptera: Muscidae)
Author of the article:FENG Yan1, XUE Wan-qi2
Author's Workplace:(1.Sanitary and Anti-epidemic Station of Yaan City, Sichuan Province, Yaan 625000; 2. Institute of Entomology, Shenyang Normal University, China)
Key Words:Diptera; Muscidae; Helina; new species; China
Abstract:
    In this paper, three new species of Helina R. D. 1830 from mountainous region of western Sichuan Province, China collected during 19841991 are described. All the type specimens are kept in the Medical Entomological Collection, Institute of Microbiology and Epidemiology, AMMA, Beijing, China.
1.     Helina yaanensis sp. nov. (Fig.1) ♂: Body length 7.59.0 mm. Closely related to Helina minutideleta Xue, Li et Wang, 1994, but differs from the latter in: Eyes with sparsely long hairs; mid femur on basal half with three strong bristles in blunt-head-like; hind tibia with av 34; male cerci with outer projection of apical-margin discernible. ♀: Unknown. Holotype ♂, Yaan (Mt. Laoban, 800m; 29º59´N, 102º57´E), Sichuan Province, Oct. 11, 1991; Paratypes: 1♂, Nov. 9,1991, same locality as holotype; 1♂, Ya’an (Mt. Zhougong, 1700 m; 29º58´N, 102º59´E), Sichuan Province, June 6, 1984; 1♂, Mt. Erlang (Ganhaizi, 2780 m; 29º54´N, 102º09´E), Sichuan Province, July 3, 1988, above all collected by FENG Yan.
2.     Helina floscula sp. nov. (Fig.2). ♂: Body length 8.0 mm. Closely related to Helina nigriannosa Xue et Zhao, 1989, but differs from the latter in : Fore tibia without p seta; 1st sternite with hairs; pra absent; male cerci as long as surstyli in lateral view. ♀: Unknown. Holotype ♂, Hanyuan (Mt. Jaoding, 3200 m; 29º23´N, 102º51´E), Sichuan Province, June 23, 1987, collected by FENG Yan; Paratype 1♂: Hanyuan (Mt. Tuanbao, 2900 m, 29º23´N, 102º51´E), July 10, 1988, same collector as the holotype.
3.     Helina in flatoides sp. nov. (Fig.3). ♂: Body length 6.07.0 mm. Closely related to Helina in flata Fang, Li et Deng, 1986, but differs from the latter in: Stigmata of thorax all black; mid tibia with 34 setae; mid femur on middle part of ventral surface swollen slightly, on which there are densely brush-like setae; male cerci as long as surstyli in lateral view. ♀: Unknown. Holotype ♂, Mt. Emei (Wanfuding, 3099 m; 29º59´N, 103º43´E), Sichuan Province, June 23, 1984, collected by FENG Yan; Paratype 1♂, Mt. Emei (Leidongping, 2430 m; 29º58´N, 103º41´E), same date and collector as holotype.
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