Subsp. albicostata (Bremer, 1861)

Saronaga albicostata koreonaga Bryk, 1948: 47. Type-locality: Korea, Shuotsu. Holotype ♀ (NHRS). Tethea albicostata montana Werny, 1966: 375, fig. 212. Type-locality: China, Shaanxi, Tapaishan. Holotype ♂ (ZFMK). Tethea albicostata japonibia Werny, 1966: 373, fig. 210. Type-locality: Japan, Mt. Nii-yama. Tethea albicostata contrastata Werny, 1966: 377, fig. 211. Type-locality: China, Chekiang, Tien-mu-shan. Holotype ♂

(ZFMK).

Distribution. China (Heilongjiang, Jilin, Hebei, Beijing, Shaanxi, Gansu, Jiangsu, Zhejiang, Hubei, Hunan), Southeast of Russia, Korean Peninsula, Japan.