| 中国新记录属——颊寄蝇属分类研究（双翅目：寄蝇科） |
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| 引用本文： | 张春田,刘家宇.中国新记录属——颊寄蝇属分类研究（双翅目：寄蝇科）[J].昆虫分类学报,2006,28(3):209-216. |
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| 作者姓名： | 张春田 刘家宇 |
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| 作者单位： | 沈阳师范大学昆虫研究所 辽宁沈阳110034 |
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| 基金项目： | Foundation item： This research is partly supported by the Talented Foundation of Shenyang Normal University （No. 20050721） and the Collegial Science Foundation of Education 0ffice of Liaoning Province （A）, China （No. 05L416） |
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| 摘 要： | 颊寄蝇属Dexiosoma属于寄蝇亚科、Microphthalmini族,该属种类均栖息于草丛中,寄生于土壤中金龟子科幼虫;其外形特征是侧颜宽,具淡色毛,单眼鬃缺,触角芒羽状,后背中鬃3,足黄,前足基节前内侧大部具倒伏的小毛。已知4种颊寄蝇中,3种分布东洋区,1种分布古北区。本文研究了产自上述两动物地理区的颊寄蝇属标本和文献,首次发现该属在我国分布,记述了采自四川,云南和西藏的1新种,暗角颊寄蝇Dexiosoma nigricornis;简述了分布辽宁和吉林的中国新记录种,灰颊寄蝇D.caninum(Fabricius)的主要特征;编制了本属5种雄性检索表;研究标本均保存在沈阳师范大学昆虫研究所。
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| 关 键 词： | 双翅目 寄蝇科 颊寄蝇属 新种 中国 |
| 文章编号： | 1000-7482（2006）03-0209-08 |
| 收稿时间： | 2006-02-20 |
| 修稿时间： | 2006-02-20 |
First Record and Taxonomic Study of the Genus Dexiosoma Rondani (Diptera:Tachinidae) from China |
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| ZHANG Chun-tiane,LIU Jia-yu.First Record and Taxonomic Study of the Genus Dexiosoma Rondani (Diptera:Tachinidae) from China[J].Entomotaxonomia,2006,28(3):209-216. |
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| Authors: | ZHANG Chun-tiane LIU Jia-yu |
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| Institution: | Institute of Entomology, Shenyang Normal University, Shenyang, Liaoning 110034, China |
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| Abstract: | Dexiosoma Rondani is a small Old World genus belonging to the Microphthalmini (Tachininae) and parasitic on larvae of Scarabaeidae, and collected in the weeds. In this study Dexiosoma is newly recorded from China, one new species, D. nigricornis sp. nov. from Sichuan, Yunnan and Xizang (Tibet) is described, and D. caninum (Fabricius) from Liaoning and Jilin, China is newly recorded and briefly redescribed, and a key to the five species (males) of Dexiosoma is provided. The specimens of two identified species are housed in the collection of Shenyang Normal University. |
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| Keywords: | Diptera Tachinidae Dexiosoma new species China |
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