中文摘要：

通过整理近年采自西藏自治区色季拉山的夜蛾科Noctuidae标本材料，发现夜蛾科一中国新纪录属：耳夜蛾属Dioszeghyana Hreblay，1993和二中国新纪录种：黑双耳夜蛾Dioszeghyana nigralba（Yoshimoto，1993）和同灰夜蛾Poliasimilissima Plante，1982。对所研究的物种给予了详细的外部形态特征和外生殖器描述，并提供了其国内外分布信息。

英文摘要：

Based on the recent insect investigation of Sejila Mountain in Linzhi city, Xizang Autonomous Region, the ge- nus Dioszeghyana Hreblay, 1993 and two species, Dioszeghyana nigralba （ Yoshimoto, 1993 ） and Polia similissima Plante, 1982 were reported for the first time from China. The adults and genitalia of them were briefly re-described and illustrated with their distributions.