中国蛩螽亚科一新纪录属(直翅目,螽斯科)

A NEW RECORD GENUS OF MECONEMATINAE (ORTHOPTERA,TETTIGONIIDAE) FROM CHINA

报道了中国蛩螽亚科新纪录属和新纪录种,即三岛螽属Tamdaora Gorochov,1998和大三岛螽Tamdaora magnifica Gorochov,1998,并首次描述了该种的雌性。大三岛螽雄性肛上板分为左、右两叶,每叶具1短的上突和1较长的下突,左、右上突基部愈合。雌性产卵瓣背、腹缘光滑,腹瓣稍长于背瓣,端部尖;下生殖板长卵圆形,基缘弧形凹入,侧缘向腹面卷,后缘微凹。

A new recorded genus Tamdaora Gorochov, 1998 and a new recorded species T. magnifica Gorochov, 1998 of Meconematinae from China were reported in this paper. In addition, the female of T. magnifica was first described. The species can be recognised by the male epiproct with left and right lobes, every lobe bears a comparatively short upper and a long lower processes, basal area of the two upper processes fused; vipositor dorsal and ventral margins smooth, ventral valvulae slightly longer than dorsal ones, apices acute, subgenital plate of female long-oval, basal area arc-shaped, lateral margins curved ventrad, posterior margin slightly concave.