黑龙江省雏蝗属二新种记述(直翅目:网翅蝗科)  

Two New Species of the Genus Chorthippus(Orthoptera:Arcypteridae)from Heilongjiang Prov.

作　　者：郑哲民[1] 张小静[1] 孙慧敏[1] 李鑫[1] 许姝娟[1] 

机构地区：[1]陕西师范大学动物研究所,陕西西安710062

出　　处：《Entomotaxonomia》2008年第2期81-85,共5页昆虫分类学报（英文）

摘　　要：记述采自黑龙江省大小兴安岭地区雏蝗属2新种,即乌裕尔河雏蝗Chorthippus wuyuerhensis,sp.nov.,拟曲脉雏蝗Chorthippus flexivenoides,sp.nov.。模式标本保存于陕西师范大学动物研究所昆虫标本室。In the present paper, two new species of Chorthippus Fieb. from Heilongjiang Province are described. Type specimens are deposited in the Institute of Zoology, Shaanxi Normal University. 1. Chorthippus wuyuerhensis, sp. nov. （Figs. 1-3） This new species is allied to Chorthippus xiangchengensis Liu, 1985, but differs the latter in： 1） width of costal area 2.0～3.0 times the width of subcostal area; 2） width of coastal area 1.7～2.0 times wider than radius at ramification; 3） elytron in both sexes extending beyond end of hind femur; 4） length of elytra 6 times （♂） and 5 times （♀） of its width; 5） length of tympanal organ 3.0～3.5 times its width （♂）; 6） in female, in the middle of hind margin of subgenital plate triangular protruding. Length of body： ♂14.0～15.0 mm; ♀18.0～20.0 mm; Length of pronotum： ♂3.0～3.5 mm; ♀4.0～5.0 mm; Length of elytra：♂14.0～16.0 mm; ♀15.5～16.0 mm; Length of hind femur：♂9.5～10.0 mm; ♀11.0～11.5 mm. Holotype： ♂, Bei’an City （126o5′E, 48°2′N）, Heilongjiang Province, 26-Ⅷ- 2007, ZHANG Xiao-jing; Paratypes： 2♂♂1♀, same data as holotype; 3♂♂3♀♀, Bei’an City, Heilongjiang Province, 27-Ⅷ-2007, coll. ZHANG Xiao-jing, LI Xin, SUN Hui-min and XU Shu-juan; 2♂♂1♀, Mohe City （122°5′E, 53°5′N）, Heilongjiang Province, 04-Ⅸ-2007, coll. ZHANG Xiao-jing, LI Xin, SUN Hui-min and XU Shu-juan. Etymology： The specific name is derived from type locality wuyuerhe. 2. Chorthippus flexivenoides, sp. nov. （Figs. 4～5） This new species is allied to Chorthippus flexivenus Liu, 1981, but differs the latter in： 1） length of foveola 3 times its width; 2） length of metazona equal to the length of prozona; 3） elytron in both sexes extending beyond end of hind femur; 4） width of costal area narrower than the width of radius at ramification; 5） width of medial area 1.3 times the width of cubital area. Length of body： ♂15.0 mm; ♀23.0～25.0 mm; Length of pronotum： ♂3.8 m

关 键 词：直翅目 网翅蝗科 雏蝗属 新种 黑龙江 

分 类 号：Q969[生物学—昆虫学]