花蝇科地种蝇属三新种描述

Descriptions of Three New Species of the Genus Delia,Anthomyiidae,Diptera in Sichuan,China

双翅目（Ｄｉｐｔｅｒａ），花蝇科（Ａｎｔｈｏｍｙｉｉｄａｅ），地种蝇属（Ｄｅｌｉａ）三新种特征如下：孔雀尾地种蝇（Ｄｅｌｉａｔａｏｎｕｒａ）新种的肛尾叶圆，其后半具掌状长鬃，侧尾叶宽，其后半中后段具卷曲绒毛。瘦叶地种蝇（Ｄｅｌｉａｓｔｅｎｏｓｔｌａ）新种体型中，侧尾叶在肛尾叶端处以后逐渐扩大并向前呈弧型弯曲。合叶地种蝇（Ｄｅｌｉａｃｏｎｊｕｇａｉａ）新种体型大，腹部圆筒状；侧尾叶骨化强、前缘直，端１／３膨大。

Three new species of the genus Deliadistributed in Mountain Emei and Huanglong Canyonhave been identifited and kept in our ParasitologicalLaboratory.1.Delia taonura sp. nov.(Fig 1-3)♂:Having no blunt bristles on the 5th sterniteand long hairs on posterior part of the cercal plate,thenew species is superficially similar to Delia longcauda(Strobl),but its round cercal plate and wider surstyleare different from those of the latter. Holotype ♂,Huanglong canyon,July 17,1991, Coll. Deng Anxiao. 2.Delia stenoslyla sp. nov. (Fig 4-6) ♂:The new species is related to Delia nemostyla-ta Deng,1983,but its surstylus with an apical partexpanding and curving forwards gradually,ependriumwith short and straight hairs standing on the ventral