横断山地区原金蝗属一新种(直翅目,斑腿蝗科)

A NEW SPECIES OF THE GENUS EOKINGDONELLA YIN FROM HENGDUANSHAN AREA (ORTHOPTERA,CATANTOPIDAE)

记述采自四川省西部横断山地区炉霍县原金蝗属1新种,即炉霍原金蝗Eokingdonella luhuoensis sp.nov.,新种近似于昌都原金蝗Eokingdonella changtunica Yin,1984及巴颜喀拉原金蝗Eokingdonella bayanharaensis Huo,1995,其区别于两者为:1)复眼纵径为眼下沟长的1.33倍;2)雄性尾片长为肛上板长的1/6;3)背面观,雄性肛上板近顶端明显收缩并延长;4)后足股节下侧内面基部2/3为红色,其余1/3暗褐色;5)后足胫节兰黑色。模式标本保存于陕西师范大学动物研究所及河北大学博物馆。

In the present paper, one new species of Eokingdonella Yin is described. Type specimens are kept in the Institute of Zoology, Shaanxi Normal University and Museum of Hebei University. Eokingdonella luhuoensis sp. nov. （Figs.1-4） This new species is allied to Eokingdonella changtunica Yin, 1984 and Eokingdonella bayanharaensis Huo, 1995. It differs from both in： 1） length of longitudinal diameter of eye 1.33 times the length of subocular furrow; 2） length of furcula about 1/6 of the epiproct; 3） dorsal view, epiproct of male distinctly contracted near the end and extend a sharp top; 4） inner face of lower side of hind femur basal 2/3 red and apical 1/3 dark brown; 5） hind tibia black blue. Length of body： ♂20.0-21.5mm;♀ 23-28mm. Length of pronotum：♂ 4.8-5.0 mm;♀ 6.0-6.1mm. Length of hind femur： ♂ 10-11 mm;♀12.5-13.0 mm. Holotype ♂ , Sichuan, Luhuo, （ 31°5′N, 100°5′E, ） 12 Aug. 2006, collected by SHI Fu-Ming. Paratypes 19♂♂ , 59♀♀, Sichuan, Luhuo （31°5′N, 100°5′E）, 12-18 Aug. 2006, collected by SHI Fu-Ming. Etymology. The specific name is derived from the type locality-Luhue, Sichuan Province.