Species of the genus Crypsithyris Meyrick, 1907 in Guangdong Province, South China are reviewed. Crypsithyris nanlingensis Huang, Hirowatari & Wang, sp. nov., is described and illustrated, and C. sp. and C. japonica Petersen & Gaedike, 1993, which are new records for China, also are described and illustrated. Biological notes for C. japonica and C. sp. are provided, and a key to the Crypsithyris of South China is presented.
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