秦岭地区雏蝗属1新种记述(直翅目:网翅蝗科)

A New Species of the Genus Chorthippus Fieber from Qinling Mountain Area(Orthoptera:Arcypteridae)

记述采自陕西省秦岭地区直翅目网翅蝗科雏蝗属昆虫1新种,即太白雏蝗Chorthippus taibaiensis 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, a new species of the genus Chorthippus Fieber, 1852 is described. Type specimens are deposited in the Institute of Zoology,Shaanxi Normal University. Chorthippus taibaiensis sp. nov. （Fig.1） This new species is allied to Chorthippus huchengensis Xia et Jin, 1982 and Chorthippus zhengi Ma et Guo,1995. It differs from both in. 1）maximum width of lateral keels of pronotum 2.2 times its minimum width; 2）width of medial area of male 6.0-7. 0 times the width of cubital area; 3）kneelobes of hind femur black. It differs from the former by the width of interspace of mesosternal lobes of male 1.4 times its length and differs from the latter by the length of prozona as long as metazona. Length of body：♂ 15.0-15.5 mm;Length of elytra. ♂ 13.0-14.5 mm;Length of hind femur： 9-10 mm. Holotype ♂ ：Shaanxi,Taibai, 107°3′E, 34°1′N,2005-VII-24,collected by YANG Liang; paratype 1♂ , same data as holotype.