Xiang LIANG 梁祥, Biao ZHAO 赵彪, Chao ZHANG 张超 & Zhao-Hui PAN 潘朝晖

Abstract: This study records 29 species of the genus Mythimna Ochsenheimer, 1816 from southeastern Xizang, China. Among these species, M. intertexta (Chang, 1991), M. moorei (Swinhoe, 1902), M. sinuosa (Moore, 1882), M. siamensis Hreblay, 1998, M. modesta (Moore, 1881), M. bistrigata (Moore, 1881) and M. pallidicosta (Hampson, 1894) are newly reported in Xizang. The other 22 species were previously known from the region. The paper presents the diagnostic characters of the 7 newly recorded adult moths and their external genitalia, provides colour photographs of 29 species of adult moths and their external genitalia, and updates the list of known species of the genus Mythimna in southeastern Xizang and their distribution both domestically and internationally.

Keywords: genitalia, newly recorded species, taxonomy

摘要：本文记述了采自藏东南地区秘夜蛾属Mythimna Ochsenheimer, 1816的29个种，包括新纪录于西藏的金粗斑秘夜蛾M. intertexta (Chang, 1991)、慕秘夜蛾M. moorei (Swinhoe, 1902)、曲秘夜蛾M. sinuosa (Moore, 1882)、黄焰秘夜蛾M. siamensis Hreblay, 1998、温秘夜蛾M. modesta (Moore, 1881)、白颔秘夜蛾M. bistrigata (Moore, 1881)与白缘秘夜蛾M. pallidicosta (Hampson, 1894); 以及22西藏已知种。文章给出了七新纪录种成虫及其外生殖器的鉴别特征及国内外分布情况，提供了该属29种成虫及其外生殖器的清晰彩色图片，并更新了秘夜蛾属藏东南已知物种名录。

关键词：外生殖器，新记录种，分类

Published online: 2026-10-11 20:07:40

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