Eugnosta hydrargyrana is a species of moth of the family Tortricidae. It is found in Mongolia, China (Beijing, Heilongjiang, Shaanxi, Shandong),A Brief Summary of Tribe Cochylini from China (Lepidoptera: Tortricidae: Tortricinae) Russia (Ural Mountains), Kazakhstan, Uzbekistan and Afghanistan (the western Pamir Mountains).Eugnosta at funet
The wingspan is 27–29 mm. Adults are on wing from May to July.
Subspecies Eugnosta hydrargyrana hydrargyrana Eugnosta hydrargyrana mongolica Razowski, 1970 (Mongolia, China: Beijing, Heilongjiang, Shaanxi, Shandong)
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