''Commatarcha vaga'' is a moth in the

Carposinidae Carposinidae, the "fruitworm moths", is a family of insects in the order Lepidoptera. These moths are narrower winged than Copromorphidae, with less rounded forewing tips. Males often have conspicuous patches of scales on either surface (Dugdale ...

family. It was described by Alexey Diakonoff in 1989. It is found in

Japan Japan ( ja, 日本, or , and formally , ''Nihonkoku'') is an island country in East Asia. It is situated in the northwest Pacific Ocean, and is bordered on the west by the Sea of Japan, while extending from the Sea of Okhotsk in the north ...

References

Natural History Museum Lepidoptera generic names catalog
Carposinidae Moths described in 1989 {{Copromorphoidea-stub