ABSTRACT: Fourteen new species of the genus Thaiderces F.Y. Li & S.Q. Li, 2017 from Indonesia, Myanmar, and Thailand are described: T. shuzi Li & Chang, sp. nov. (♂♀), T. peterjaegeri Li & Chang, sp. nov. (♂), T. ganlan Li & Chang, sp. nov. (♂♀), T. ngalauindahensis Li & Chang, sp. nov. (♂), T. yangcong Li & Chang, sp. nov. (♂♀), T. zuichun Li & Chang, sp. nov. (♀), T. miantiao Li & Chang, sp. nov. (♀), T. jiazi Li & Chang, sp. nov. (♀), T. tuoyuan Li & Chang, sp. nov. (♂♀), T. fengniao Li & Chang, sp. nov. (♂♀), T. haima Li & Chang, sp. nov. (♂♀), T. chujiao Li & Chang, sp. nov. (♀), T. thamphadaengensis Li & Chang,
