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.
The genus Etiella Zeller, 1839 is reviewed in China. Etiella brevis sp. nov. is described as new; E. grisea Hampson, 1903 and E. walsinghamella Ragonot, 1888 are newly recorded for China. Images of adults and genitalia are provided, along with a key to all the known Chinese species of this genus.
One new species of the genus Catonidia Uhler, 1896 （Hemiptera： Fulgoromorpha： Achilidae： Achilini）, C. choui sp. nov., from China is described and illustrated. A checklist and a key to the species of this genus worldwide are presented.
The planthopper genus Thabena Stal, 1861 （Hemiptera： Fulgoromorpha： Issidae： Issini） is reviewed to include four species from China： T hainanensis （Ran ＆ Liang, 2006） （China： Hainan）, T. lanpingensis sp. nov. （China： Yunnan）, T. litaoensis （Yang, 1994） （China： Taiwan, Hainan） and T. yunnanensis （Ran ＆ Liang, 2006） （China： Yunnan）. Two species, T. lanpingensis and T. litaoensis, are described or redescribed and illustrated. A key to all species of Thabena in China is given.
