Abstract
A new genus of comb-tailed spider (Hahniidae), Sinahahniagen. nov., is described based on three new species from the high-altitude areas of China: Sinahahnia eyusp. nov. (♂♀, Chongqing and Hubei), S. fanjingshansp. nov. (♂♀, Guizhou), and S. yintiaolingsp. nov. (♀, Chongqing). Digital images, illustrations, and a distribution map are provided.