中国东北地区婆鳃金龟属一新种(鞘翅目:金龟科:鳃金龟亚科)  

A new species of Brahmina Blanchard(Coleoptera:Scarabaeidae:Melolonthinae)from northeastern China

作　　者：张睿煜 刘万岗 姜碌 Ruiyu ZHANG;Wan’gang LIU;Lu JIANG(Key Laboratory of Economic and Applied Entomology of Liaoning Province,College of Plant Protection,Shenyang Agricultural University’,Shenyang.Liaoning 110866,China;State Key Laboratory’of Loess and Qualernany Geology,Institute of Earth Environment,Chinese Academy of Sciences,Xi’an,Shaanxi 710075,China)

机构地区：[1]辽宁省经济与应用昆虫重点实验室,沈阳农业大学植物保护学院,辽宁沈阳110866 [2]中国科学院地球环境研究所,黄土与第四纪地质国家重点实验室,陕西曲安710075

出　　处：《Entomotaxonomia》2024年第2期94-100,共7页昆虫分类学报（英文）

基　　金：financially supported by the National Natural Science Foundation of China(32370470;31702036);the China Postdoctoral Science Foundation(2020M680982)。

摘　　要：婆鳃金龟属是鳃金龟亚科1个较小的属,全世界已知76种,分为3亚属。本文描述采自辽宁的婆鳃金龟亚属1新种:海棠婆鳃金龟Brahmina(Brahmina)haitangensis Zhang sp.nov.。报道了海棠婆鳃金龟的性二型现象雌虫唇基末端轻微凹陷,雄虫上唇无凹陷;雄虫触角鳃片部大于触角第3-7节之和,雌虫触角鳃片部短于该长度;雄虫后足胫节距均细长,雌虫后足胫节外侧距膨大。Brahmina Blanchard,1851 is a minor genus in Melolonthinae and is composed of 76 species assigned into three subgenera.Here a new species of Brahmina is described as new to science from Liaoning:Brahmina(Brahmina)haitangensis Zhang sp.nov.Sexual dimorphism is discovered in Brahmina for the first time:clypeal notch absent in male but present in female;male antennal club longer than the total length of the third to the seventh antennomere,while the female antennal club shorter than those antennomeres;both metaspurs slender in male,but the lateral metaspur expanded in female.

关 键 词：鳃金龟 性二型 分类 辽宁 

分 类 号：Q969.48[生物学—昆虫学]