中国阳蝇属三新种（双翅目：蝇科）

Three New Species of the Genus Helina （ Diptera ： Muscidae） from China

本文报道了中国阳蝇属3新种：云南阳蝇Helina yunnanica sp. nov., 海晏阳蝇Helina haiyanicus sp. nov.和鲁阳蝇Helina luensis sp. nov. 模式种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.

Three new species, i. e. Helina yunnanica sp. nov. , Helina haiyanicus sp. nov. and Helina luensis sp. nov. , are described and illustrated. The type specimens are deposited in the Collections of Medical Entomology, Beijing Institute of Microbiology and Epidemiology, Beijing, China. 1. Helina yunnanica sp. nov. （ Figs. 1-5 ） ： Body length 6.0 mm, black dark. The new species is similar to Helina spinisternita Fang et Fan, 1992, but can be distinguished from the latter by following characters： （ 1 ） mid tibia without ad of seta, but the latter with it; （2） 5th tergite of abdomen without lateral spot, but the latter with one; （3） cerci long cone - shaped in posterior view, but the latter is rectangular; （4） length of surstylus is about equal to it＇s width in lateral view, but the latter is 4 times as long as the width. 2 ： Unknown. Holotype 6 , Yunnan （Majie, 1500 m, 23°40＇N, 105°10＇E） , Oct. 08, 1965 collected by YE Zong-Mao. Etymology： The specific name is derived from the Chinese phonetic alphabet ＂ Yunnan＂ and Latin word ＂ica＂, referring the type locality in Yunnan Province. 2. Helina halyanlcus sp. nov. （ Figs. 6-11 ） , Body length 8.0 - 8.2 mm, black dark. The new species is similar to Helina leptinocorpus Fang et Fan, 1986, but can be distinguished from the latter by following characters： （1） eyes covered with densely long hairs, but the latter with sparsely microchaeta; （2） sternopleural bristles 2 ＋ 2, but the latter 1 ＋ 2 ; （3） fore tibia without p of seta, but the latter with one ; （4） surstylus of male backward in lateral view, but the latter straightly ; （ 5 ） cerci straight in lateral view, but the latter curved in arc. 2 ： Unknown. Holotype ↑ , Qinghai （Haiyan, 2 500 m, 36°57＇N, 101°05＇E）, Jul. 20, 1964, collected by XUE Jing-Min, paratype 1↑ , same as holotype. Etymology： The specific name is derived from the Chinese phonetic alphabet ＂ haiyan＂ and Latin word ＂icus＂, referring the type locality in Haiyan County of Qinghai Province. 3. Helina luensis sp. nov. （ Figs. 12-16 ） ： Body length 8. 0 ram, black dark. The new species is similar to Helina yunnanica Feng sp. nov. , but can be distinguished from the latter by following characters： （ 1 ） eyes bare, but the latter with sparsely microchaeta; （2） hind tibia with pd of seta on subbase, but the latter without one; （3） 5th tergite with spots and vitta, but the latter without it; （4） cerci of male with densely microchaeta on upper-half part, and the lower-half part luminous, but the latter not as above. 2 ： Unknown. Holotype ♂ , Shandong （Shidao, 120 m, 36°58＇N, 122°40＇E） , May 05, 1960, collected by YE Zong-Mao. Etymology： The specific name is derived from Chinese phonetic alphabet ＂Lu＂ and Latin word ＂ensis＂, referring the type locality in Shandong Province （Shandong is called ＂Lu＂ for short）.