| 短背茧蜂属Psyttalia Walker一新种记述 |
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| 引用本文： | 翁瑞泉,陈家骅.短背茧蜂属Psyttalia Walker一新种记述[J].福建农林大学学报(自然科学版),2001,30(1):84-86. |
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| 作者姓名： | 翁瑞泉 陈家骅 |
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| 作者单位： | 福建农林大学植物保护系, |
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| 摘 要： | 记述茧蜂科 Braconidae潜蝇茧蜂亚科 Opiinae短背茧蜂属 Psyttalia Walker的一新种扩颚茧蜂 P.ex-tensa Weng et Chen sp.nov..该新种与分布于南非的 P.ngomeensis Fischer相似 ,但新种的上颚基部齿状扩大 ,触角仅为 2 7节 ,柄后腹光滑可与后者区别 ;与中国唯一的已知种罗氏茧蜂 P.romani Fahringer的区别在于并胸腹节仅具中纵脊 ,上颚基部齿状扩大 ,回脉后叉式 .新种模式标本保存于福建农林大学益虫研究室
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| 关 键 词： | 潜蝇茧蜂亚科 短背茧蜂属 扩颚茧蜂 新种 |
| 文章编号： | 1006-7817-(2001)01-0084-03 |
| 修稿时间： | 2000年12月18 |
A new species of genus Psyttalia Walker (Hymenoptera, Braconidae) from China |
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| WENG Rui-Quan,CHEN Jia-hua.A new species of genus Psyttalia Walker (Hymenoptera, Braconidae) from China[J].Journal of Fujian Agricultural and Forestry University,2001,30(1):84-86. |
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| Authors: | WENG Rui-Quan CHEN Jia-hua |
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| Abstract: | A brief revision of Psyttalia Walker is given. A new species of this genus is described and illustrated.All type specimens are kept in the Laboratory of Beneficial Insects, Fujian Agriculture and Forestry University,Fuzhou.
This new species (P. extensa Weng et Chen sp. nov. ) resembles P. ngomeensis Fischer, but it is distinguished from the latter by mandible expanse at the base; antenna only 27 segments and metasoma behind TIsmooth. Also this new species differs from P. romaniFahringer in propodeum only with median longitudinal carina; mandible expanse at the base and cu-a postfurcal.
Holotype: -♀-, Buyun, Mt. Meihua, Fujian Prov. , 1988-09-29, Shen Tianshun.
Allotype: ♂, Buyun, Mt. Meihua, Fujian Prov., 1988-09-29, Shen Tianshun.
Paratype: Buyun, Mt. Meihua, Fujian Prov., 1988- 09- 26, 6♀3♂ , Shen Tianshun; 4♀4♂, ZhangXiaobin; 1988-09- 29, 10♀18♂, Shen Tianshun; 3♀3♂, Ge Jianhua;Donggan, Mt. Changbei, JilinProv. , 1989-07-25, 1♀, Zhou Xiaohua Jinshan, Fuzhou, Fujian Prov. , 1998-09-20, 1♀1♂, WuZhishan. |
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| Keywords: | Opiinae Psyttalia Psyttalia extensa new species |
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