中文摘要：

首次描记了八通关半颖蜡蝉Semibetatropis patungkuanensis Chen,Yang＆Wilson,1989成虫的雄性外生殖器,增补了该属的雄性外生殖器特征,并给出了该属雄性分种检索表。研究标本保存于贵州大学昆虫研究所。

英文摘要：

The Oriental and Chinese endemic genus Semibetatropis is reviewed and currently includes 8 species. The male of Semibetatropis patungkuanensis Chen, Yang ＆ Wilson, 1989 （southeastern China： Taiwan） is reported and described for the first time. The generic characters are added by male genitalia characters. A key to species based on the males of the genus Semibetatropis is provided.