''Nephopterix bicolorella'' is a species of snout moth in the genus ''

Nephopterix ''Nephopterix'' is a genus of moths of the family Pyralidae erected by Jacob Hübner in 1825. Species *''Nephopterix albovariegata'' Rothschild, 1915 *''Nephopterix angustella'' (Hübner, 1796) *''Nephopterix ardesiifascia'' Rothschild, 1915 *'' ...

''. It was described by John Henry Leech in 1889. 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 ...

and Korea. The larvae feed on ''

Populus ''Populus'' is a genus of 25–30 species of deciduous flowering plants in the family Salicaceae, native to most of the Northern Hemisphere. English names variously applied to different species include poplar (), aspen, and cottonwood. The we ...

'' and '' Salix'' species.A revision of the genus ''Nephopterix'' Hübner (Lepidoptera, Pyralidae, Phycitinae, Phycitini) from Korea
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References

Moths described in 1889 Phycitini Moths of Japan {{Phycitini-stub