Dichomeris badiolineariella is a moth in the family Gelechiidae. It was described by Ponomarenko and Ueda in 2004. It is found in Thailand.

The wingspan is about .

Etymology The species name is derived from Latin badi- (meaning castaneous) and lineari (meaning linear)., 2004: New species of the genus Dichomeris Hübner (Lepidoptera: Gelechiidae) from Thailand. Transactions of the Lepidopterical Society of Japan 55 (3): 147-159. .

References