Diarsia canescens is a moth of the family Noctuidae. It is found from southern Siberia and Mongolia to the Ussuri region and Sachalin to the east and from the Kurili Islands through China to the southern Himalayas, Taiwan and northern Indochina to the south. It has recently been recorded from Syria.Colour Atlas of the Siberian LepidopteraOn The Taxonomy Of The Genus Diarsia Hübner, 1821 1816 (Lepidoptera: Noctuidae): The Holarctic Species-Groups Of The Genus
The wingspan is 38–45 mm.Japanese Moths
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