V Triuncina Dierl, 1978 (FIGURES 9–10) Triuncina Dierl, 1978, Spixiana 1 (3): 246. Type species: Trilocha brunnea Wileman, 1911, by monotypy. Diagnosis. Characterized by the following features: wings reddish brown; forewing apex blunt, outer margin straight; hindwing inner margin with a complex pattern; uncus small and stick-like; socii strongly modified into flattened pyramidal or ovoid processes laterally on the tegumen; valvae short hooked; saccus well-developed; aedeagus slender and long. Distribution. Oriental Region. Remarks. The species have very local distributions and genital dissection is strongly recommended to confirm identifications due to strong external similiarity. Five species are here recorded from China (Map 5), of which two are described as new. Map 5. Distribution of Triuncina spp. mainly in China

Published as part of Wang, Xing, Wang, Min, Zolotuhin, Vadim V., Hirowatari, Toshiya, Wu, Shipher & Huang, Guo-Hua, 2015, The fauna of the family Bombycidae sensu lato (Insecta, Lepidoptera, Bombycoidea) from Mainland China, Taiwan and Hainan Islands, pp. 1-138 in Zootaxa 3989 (1) on pages 25-26, DOI: 10.11646/zootaxa.3989.1.1, http://zenodo.org/record/238716