中国三节叶蜂属三新种(膜翅目,三节叶蜂科)  

THREE NEW SPECIES OF THE GENUS ARGE SCHRANK FROM CHINA(HYMENOPTERA,ARGIDAE)

作　　者：张少冰[1] 魏美才[1] 

机构地区：[1]中南林业科技大学昆虫系统与进化生物学实验室,湖南长沙410004

出　　处：《动物分类学报》2008年第1期170-175,共6页Acta Zootaxonomica Sinica

基　　金：国家自然科学基金(30371166;30571504;30771741)资助项目

摘　　要：记述中国三节叶蜂属3新种:显著斑钳三节叶蜂Arge distincta Wei et Zhang,sp.nov.,红胫斑钳三节叶蜂Arge rufotibiella Wei et Zhang,sp.nov.和细角斑钳三节叶蜂Argetenuicornis Wei et Zhang,sp.nov.。3新种与Arge marginellia Wei,2002以及Arge basifusca Malaise,1947构成三节叶蜂属1新种团marginellia种团。编制了marginellia种团已知种类检索表。新种模式标本保存于中南林业科技大学昆虫模式标本室。Three new species of Arge Schrank are described from China： Arge distincta Wei et Zhang, sp. nov., A. rufotibiella Wei et Zhang, sp. nov. and A. tenuicornis Wei et Zhang, sp. nov. A new species group of Arge marginellia group, is proposed for the three new species and two known species, A. marginellia Wei, 2002 and A. basifusca Malaise, 1947 based on their peculiar characters of wing maculae and shape of sheath. A key to species of marginellia group is provided. Type specimens are deposited in the Insect Collection of Central South University of Forestry and Technology, Changsha, China. Arge distincta Wei et Zhang, sp. nov. （Figs. 1-5） Body length 9 mm. It is a member of marginellia group and is similar to Arge marginellia Wei. It differs from A. marginellia in the forewing with a short and broad smoky macula below stigma, the fln^llum of antenna gradually dilated toward apex and not shorter than hind tibia, its apex about 1.9 times as broad as the base, the vein a in hind wing with a long petiole behind vein cu-a （in later species, the forewing without a distinct smoky macula below stigma, the flagellum of antenna dearly shorter than hind tibia and tapering toward apex, the middle part of flagellum broadest and only 1.3 times as broad as the base, the vein A in hind wing with a very short petiole behind vein cu-a）. Holotype ♀, Mt. Mao＇ershan, （25°3′N, 110°28′E; 1 600m）, Guangxi, China, 24 June 1999, coll. by XIAO Wei. Paratype 1 ♀, Xixiangchi, Mt. Emei, Sichuan, China （29°6′N, 103°4′E; alt. 2 000 m）, 19 July 2001, coll. by WEI Mei-Cai. Etymology. The specific epithet refers to the distinct fuscous spot of front wing. Arge rufotibiella Wei et Zhang, sp. nov. （Figs.6-10） It is a member of marginellia group and is dose to Arge distincta Wei et Zhang, sp. nov. It differs from A. distincta in the forewing with a complete smoky cross band below stigma, the hind anal cell disdncdy shorter than petiole of the cell, the supraclypeal area without middle carina and s

关 键 词：膜翅目 三节叶蜂科 三节叶蜂属 新种 中国 

分 类 号：Q969[生物学—昆虫学]