Leechia sinuosalis South, 1901 (Figs 113, 123)

Leechia sinuosalis South, 1901 . In: Leech, Trans. Ent. Soc. Lond., 1901: 400. Type locality: China, Hubei, Changyang .

Leechia formosensis Wileman & South, 1918. Entomologist, 3: 218. Type locality: Taiwan, China.

Description. Labial palpi porrect, slender and white, outer side mixed with fuscous scales. Forewing with postmedial line outwardly oblique to vein M 1, inwardly oblique to Cu 2, thence outwardly oblique to inner margin. Hindwing with double fuscous medial lines present, blurry and short. In male genitalia, uncus triangular, dorsal suffused with dense setae; gnathos absent; valva short; juxta weakly sclerotized, plate-like; coremata absent; aedeagus slender, several spine-like cornuti present at apex.

Material examined. IZCAS: Shaanxi, Ningshan, Huoditang, 1580 m, 1♂, 27 July 1998, Jian Yao; Gansu, Dangchang, Dahebagou, 1 700 m, 2♂, 9 July 1998, Xue-Zhong Zhang; Gansu, Wenxian, Liujiaping, 800 m, 1♂, 27 June 1998, De-Cheng Yuan; Anhui, Xuancheng, Laodongdaxue, 1♂, 18 August 1975; Jiangxi, Dayu, 1♂, 17 August 1985, Shi-Mei Song; Hunan, Yanling, Taoyuandong, 631 m, 3♂, 7♀, 4–8 July 2008, Fu-Qiang Chen; Fujian, Da’an, 1♂, 19 June 1981, Shi-Cheng Qi; Fujian, Mt. Wuyi, 1♂, 26 June 1982, Jiang Fan; Fujian, Sangang, 1♂, 17 August 1979; Fujian, Mt. Wuyi, Mali, 1260 m, 1♀, 30 July 2000, Shi-Mei Song; Guangdong, Nanling, 865 m, 1♂, 1♀, 15 July 2005, Fu-Qiang Chen; Sichuan, Xichang, 2♂, 31 July 1980, Bao-Lin Zhang .

Distribution. China (Shaanxi, Gansu, Anhui, Hubei, Jiangxi, Hunan, Fujian, Taiwan, Guangdong, Sichuan); Japan.