广西九万山地区蚱属一新种(直翅目：蚱总科)

One New Species of Tetrix Latreille (Orthoptera:Tetrigoidea) from Jiuwan Mountian of Guangxi,China

记述采自广西九万山地区蚱科蚱属Tetrix昆虫1新种,即断隆蚱Tetrix interrupta sp.nov.。该新种近似于金沙江蚱Tetrix jinshajiangensis Zheng,2001,主要区别为:(1)头顶前缘平直,不突出于复眼之前;(2)触角着生于复眼下缘之下;(3)肩部之间不具一对短纵隆线;(4)中足股节下缘近平直,密具细毛;(5)中足股节的宽度与前翅能见部分的宽度相等;(6)后足股节上侧中隆线具较大的锯齿。模式标本保存在陕西师范大学动物研究所标本室。

In this paper, one new species of the genus Tetrix Latreille, Tetrix interrupta sp. nov. is described. Type specimen is deposited in the Institute of Zoology, Shaanxi Normal University, China. Tetrix interrupta sp, nov. The new species is allied to Tetrix jinshajiangensis Zheng,2001, but differs in： 1 ） anterior margin of vertex straight, not protruding beyond eyes ; 2 ） antenna inserted below the lower margins of eyes ; 3 ） without abbreviated carinae between shoulders ; 4） lower margins of midfemnr straight and ornate with bushy hairs ; 5 ） width of midfemur equal to width of tegmina; 6） midkeel of upper side of hind femur with large teeth. Length of body： ♀79.5 - 10 mm; Length of pronotum： 9 10.5 -11 mm; Length of hind femur： ♀75.2 -5.5 mm Holotype 9 , Guangxi Luocheng（Jiuwan Mountain, 24.8°N, 108.9°E, ah. 900 m） ,19 May, 2007, collected by DENG Wei-an. Paratypes： 1♀ , same data as holotype. Etymology. This new species name is derived from the Latin interrupta, meaning midkeel of pronotum interrupted.