Abstract Two new species of the genus Tectodamaeus from Yunnan and Anhui Province respectively, China are described, Tectodamaeus daliensis sp. n., Tectodamaeus longus sp. n. Nine new combinations, Tectodamaeus costanotus (Wang & Norton) comb. n., Tectodamaeus exspinosus (Wang & Norton) comb. n., Tectodamaeus wulongensis (Wang & Cui) comb. n., Tectodamaeus brevisetus (Wang) comb. n., Tectodamaeus spiniger (Wang) comb. n., Tectodamaeus exsertus (Wang) comb. n., Tectodamaeus yaoi (Wang) comb. n., Tectodamaeus furcatus (Wang & Lu) comb. n., Tectodamaeus cuii (Wang & Lu) comb. n. are presented. The subgenus Damaeus (Tectodamaeus) as a genus in the oribatid mite family Damaeidae was reestablished. A key is given to distinguish all the species of the genus. Th e type specimens of the new species are deposited in the Institute of Entomology, Guizhou University (IEGU).