记述采自中国海南及台湾的白条小卷蛾属Dudua Walker 1新种,即平截白条小卷蛾D.trunciformis sp.nov.。该种与分布于印度尼西亚的D.brachytoma Diakonoff相似,但其雄性外生殖器抱器瓣末端的腹角圆钝,阳茎长度仅略大于宽度的2倍,具短刺状角状器;而后者抱器瓣末端的腹角角状,阳茎长度约为宽度的3倍,无角状器。
Dudua trunciformis sp. nov. from Hainan and Taiwan, China is described and illustrated. A key to the Chinese species based on the male genitalia is provided.