Adults of Orthobrachia species. A O. tenebrosa Yazaki, 1992, male from Nepal, paratype B O. owadai Yazaki, 1992, female from Nepal, paratype C–D O. simpliciata Yazaki, 2002 C male from China, paratype D female from China, paratype E–F O. maoershanensis Huang, Xin & Wang, 2003 E male from Guangxi Province in China, holotype F female from Guangxi Province in China, paratype G–H O. hirowatarii Huang, Su & Stüning, sp. n. G male from Sichuan Province in China, holotype H female from Sichuan Province in China, paratype.