Doxogenes thoracias is a moth in the Lecithoceridae family. It was described by Meyrick in 1908. It is found in Sri Lanka. The wingspan is 18-19 mm. The forewings are purplish-fuscous, the posterior half suffused with pale metallic golden-bronze and with an orange band occupying the basal third of the wing except a very small dark metallic bluish-leaden basal patch, the posterior edge strongly concave, produced along the costa as a slender streak almost to the apex. There is a light blue-leaden-metallic spot in the middle of this band, and its posterior edge margined in the disc with a blue-leaden-metallic streak. A small transverse-oval orange spot is found in the disc at three-fifths, sometimes connected with the dorsum by a patch of light yellowish suffusion almost confluent dorsally wi