江西省突顶蚱属一新种及广西突顶蚱雌性的发现(直翅目:蚱科)

A New Species of the Genus Exothotettix (Orthoptera: Tetrigidae) from Jiangxi Province and Discription to Female of Exothotettix guangxiensis Zheng et Jiang

记述采自江西省上饶三清山的蚱科突顶蚱属Exothotettix Zheng et Jiang1新种:江西突顶蚱Exothotettix jiangxiensis,sp.nov.,首次描述了广西突顶蚱Exothotettix guangxiensis Zheng et Jiang的雌性。模式标本存于中山大学生物博物馆。

A new species of genus Exothotettix Zheng et Jiang and female of Ex. guangxiensis Zheng et Jiang from Jiangxi province are described. The types are deposited in the Biology Museum, Sun Yatsen University, Guangzhou, China. 1. Exothotettixjiangxiensis Liang et Jia, sp. nov. （Figs. 1-3） The new species is closed to Ex. guangxiensis Zheng et Jiang. It can be separable from the latter by： 1） protruding portion of vertex shorter, only a little protruding forward between eyes; 2） frontal ridge slightly concave before ocelli in profile; 3） anterior margin of pronotum protruding obtusely; median carina of pronotum strongly elevated; 4） top of subgenital plate forked in male. Length of body： ♂7.3 mm, ♀9.8 mm; length of pronotum： ♂7.1 mm, ♀8.0 mm; length of hind femur： ♂5.5 mm, ♀6.1 mm. Holotype： ♂, Mount Sanqing, Shangrao City, Jiangxi Province, 16-Ⅳ-2007, collected by SHI Lei; Paratype： 1 ♀, same data as holotype. 2. Exothotettix guangxiensis Zheng et Jiang, 1993 When the species was described as new species by Zheng et Jiang in 1993, only one male specimen was checked. This is firstly described to female in science. Female： Lenghth of body 9.8-11.1 mm, length of pronotum 8.5-10.0 mm, length of hind femur 5.8-6.3 mm. The outer margins of ovipositors with small teeth, length of upper ovipositor 3 times as its width; hind margin of subgenital plate angular produced. Other characteristics are the same as male. Specimens examined： 1 ♂, 19, Province, 15-20- Ⅳ-2007, collected by Lianxian County, Guangdong Province, Mount Sanqing, Shangrao City, Jiangxi SHI Lei; 6 ♂ ♂, 5♀ ♀, Dadong Mountain, Lianxian County, Guangdong Province, 09-13-Ⅶ-1992, collected by LIANG Ge-qlu et al; 1 ♀： Dadong Mountain, Lianxian County, Guangdong, 11-Ⅸ-1993, by QIN Zhao-ping; 1 ♂, 4 ♀♀ 9, Dadong Mountain, Lianxian County, Guangdong, 03-06-Ⅵ- 1998, by XIE Wei-cai et al.