The fauna of the family Bombycidae sensu lato (Insecta, Lepidoptera, Bombycoidea) from Mainland China, Taiwan and Hainan Islands Wang, Xing Wang, Min Zolotuhin, Vadim V. Hirowatari, Toshiya Wu, Shipher Huang, Guo-Hua Zootaxa 2015 3989 1 1 138 7CTW6 Dierl, 1978 Dierl 1978 [193,518,1617,1642] Insecta Bombycidae Trilocha Animalia Lepidoptera 36 37 Arthropoda species friedeli    Trilocha friedeliDierl, 1978, Spixiana3 (1): 243. TL: “S-Thailand, 20 kmO. von Krabi”. Holotype: male (ZSM) [examined].  Trilocha friedeliDierl, 1978: 248; Barlow, 1982: 45.   Diagnosis.This species is very similar to  T. varians, but can be distinguished by the following characters: forewing with an obviously labiate spot in the discal cell; saccus not basally constricted; aedeagus strongly bent near the apex, posterior margin of the 8th sternite with two lateral processes. For worn specimens, genital dissection is strongly recommended to confirm identification.  Specimens examined.[GUANGDONG] Huizhou County (Nankunshan Provincial NR): 3 males, 24.VII.2005, Wei Li & Jing Li leg. (SCAU); [GUANGXI] Fangchenggang City (Shiwandashan National NR): 1 male, Milv Village, 6.IV.2002, Guo-Hua Huang leg. (HUNAU); Jingxi County: 2 males, Renzhuang Village, 10– 15.VII.2006, Liu-Sheng Chen & Xiong Wei leg. (SCAU).  Bionomics.The larval host is unknown.   Distribution.Mainland China(Guangdong, Guangxi), Indonesia, Peninsular Malaysia, Vietnam, Thailand, India.   Remarks.Holloway (1987) considered that the species is rare in Southeast Asia. We here record the species from Chinafor the first time.