''Chrysoteuchia distinctellus'' is a

moth Moths are a group of insects that includes all members of the order Lepidoptera that are not Butterfly, butterflies. They were previously classified as suborder Heterocera, but the group is Paraphyly, paraphyletic with respect to butterflies (s ...

in the family

Crambidae Crambidae comprises the grass moth family of lepidopterans. They are variable in appearance, with the nominal subfamily Crambinae (grass moths) taking up closely folded postures on grass stems where they are inconspicuous, while other subfamilies ...

. It was described by

John Henry Leech John Henry Leech (5 December 1862 – 29 December 1900, Hurdcott House, Salisbury) was an English entomologist who specialised in Lepidoptera and Coleoptera. Leech was born of John and Elizabeth (née Ashworth) Leech in Bank Hall, near Preston, ...

in 1889. It is found in

Japan Japan is an island country in East Asia. Located in the Pacific Ocean off the northeast coast of the Asia, Asian mainland, it is bordered on the west by the Sea of Japan and extends from the Sea of Okhotsk in the north to the East China Sea ...

and

Russia Russia, or the Russian Federation, is a country spanning Eastern Europe and North Asia. It is the list of countries and dependencies by area, largest country in the world, and extends across Time in Russia, eleven time zones, sharing Borders ...

References

Crambini Moths described in 1889 Moths of Japan Moths of Asia {{Crambini-stub