Lamprosema sibirialis is a moth in the family Crambidae. It was described by Pierre Millière in 1879. It is found in Russia (Siberia, Amur), Korea, China and Japan.
The wingspan is 15–18 mm. Adults are on wing from May to October.A Review of the Genus Nacoleia (Lepidoptera, Crambidae) from Korea, with Two Newly Recorded Species
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