中国圆齿姬蜂属(膜翅目:姬蜂科)一新种记述  

A New Species of Gyrodonta Cameron(Hymenoptera:Ichneumonidae)from China

作　　者：冯成华 康贵儒 彭霞 李见辉 李涛 FENG Chenghua;KANG Guiru;PENG Xia;LI Jianhui;LI Tao(Qionglai Nationalized Forest Farm,Qionglai,Sichuan Province 611530,China;Hongya Nationalized Forest Farm,Meishan,Sichuan Province 620360,China;Chengdu Park City Construction Administration,Chengdu 610096,China;Center for Biological Disaster Prevention and Control,National Forestry and Grassland Administration,Shenyang 110034,China)

机构地区：[1]邛崃市国有林场,四川邛崃611530 [2]洪雅县国有林场,四川眉山620360 [3]成都市公园城市建设管理局,成都610096 [4]国家林业和草原局生物灾害防控中心,沈阳110034

出　　处：《四川动物》2024年第4期442-447,共6页Sichuan Journal of Zoology

基　　金：国家重点研发计划项目(2022YFD1401000)。

摘　　要：首次报道圆齿姬蜂属Gyrodonta Cameron,1901在四川的分布,介绍采自四川瓦屋山国家森林公园的该属一新种:川圆齿姬蜂G.chuanica Li,sp.nov.。该新种与墨脱圆齿姬蜂G.motuoica Sheng&Riedel,2015相似,与后者的区别主要是:上颚端齿端缘弧形;鄂眼距约为上颚基部宽的0.6倍;侧单眼间距约为单复眼间距的0.7倍;并胸腹节中纵脊强壮;腹部第1节背板长约为端宽的2.5倍;胸部大部分红褐色。本文详细描述了该种的形态特征,并提供鉴定特征图和世界已知种检索表。模式标本保存于国家林业和草原局生物灾害防控中心昆虫博物馆。In this study,Gyrodonta Cameron,1901 was discovered from Sichuan Province for the first time.A new species G.chuanica Li,sp.nov.was collected from the Mt.Wawu National Forest Park.This new species is similar to G.motuoica Sheng&Riedel,2015,and can be distinguished from the latter by the following combinations of characters:apical margin of mandible tooth almost arc;malar space approximately 0.6 times as long as basal width of mandible;postocellar line approximately 0.7 times as long as ocular-ocellar line;median longitudinal carinae of propodeum strong;tergite 1 approximately 2.5 times as long as apical width;mesosoma almost reddish brown.The illustration,description and a key to world species are provided.The specimens are deposited in the insect museum,Center for Biological Disaster Prevention and Control,National Forestry and Grassland Administration.

关 键 词：圆齿姬蜂属 姬蜂亚科 检索表 瓦屋山 东古北区 

分 类 号：Q969.54[生物学—昆虫学]