A new genus and three new species of Hahniidae (Araneae) from China.

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