Two new species similar to Cyana dohertyi (Elwes, 1890), C. lada Volynkin, Černý Saldaitis, sp. nov. (Vietnam and China) and C. titovi Volynkin, Černý Ivanova, sp. nov. (Vietnam) are described. A new subspecies C. dohertyi mertsana Volynkin Černý, ssp. nov. is described from North Thailand and North Vietnam. Adults, male and female genitalia of the new and related species are illustrated.
Keywords: China, Lithosiini, Thailand, Vietnam, Asia, new species, new subspecies, Lepidoptera.