中国异饰肛螽属四新种记述(直翅目,螽斯总科,蛩螽科)  

FOUR NEW SPECIES OF THE GENUS ACOSMETURA FROM CHINA(ORTHOPTERA,TETTIGONIOIDEA,MECONEMATIDAE)

作　　者：刘宪伟[1] 周敏[1] 毕文烜[1] 

机构地区：[1]中国科学院上海昆虫博物馆,上海200032

出　　处：《动物分类学报》2008年第4期761-767,共7页Acta Zootaxonomica Sinica

摘　　要：记述了中国异饰肛螽属Acosmetura 4新种和1新组合,并提交该属的分种检索表。新种的模式标本均保存在中国科学院上海昆虫博物馆。This paper reviews the species of the genus Acometura from China and describs four new species. A key to the species of the genus is given. All type spedmens are deposited in the Shanghai Entomology Museum, the Chinese Academy of Sdences. Key to the species of genus Acometura 1 （ 18 ） Dorsal surface of body with a longitudinal brown band 2 （9） Apex of hind feanora not darkish 3 （6） Male cerd short and covered by 10^th abdominal tergite; subgenital plate of female rounded 4 （5） Male 10^th abdominal tergite with pointed lobes, apex of genitalia up-curved; female subgenital plate with a medial keel ………… A. brevicerca Liu, 2000 5 （4） Male l0^th abdominal tergite with rounded lobes, apex of genitalia depressed; female subgenital plate without a medial keel ………… A. bilobata sp. nov. 6 （3） Male cerci long, not covered by 10^th abdominal tergite; female subgenital plate not rounded 7 （8） Female subgenital plate with a longitudinal groove; male cerci forcipated ………… A. forcipata sp. nov. 8 （7） Female subgenital plate longer than wide, with concave hind margin; male unknown ………… A. emarginata Liu, 2000 9 （2） Apex of hind femora darkish 10 （11） Lateral lobe of pronotum with brown margins; male cerd covered by 10^th abdominal tergite; female subgenital plate with rounded hind margin ………… A. platycata （Shi et Zheng, 1994） 11 （10） lateral lobe of pronotum without brown margins 12 （15） Hind femora not striated on the internal and external face 13 （14） Female subgenital plate with lateral keels, hind margin roundly truncated ………… A. carinata sp. nov. 14 （13） Female subgenital plate without lateral keds, hind margin with a shallow incision ………… A. nigrovittata （ Liu et Bi, 1994） 15 （12） Hind femora striated with brown on the internal and external face 16 （17） Male 10^th abdominal tergite with a small spine at middle of hind margin; female unknown ……�

关 键 词：异饰肛螽属 蛩螽科 新种 中国 

分 类 号：Q969.263.1[生物学—昆虫学]