Tactusa major

Tactusa major is a moth of the Micronoctuidae family. It is known from northern Thailand.

The wingspan is about 11 mm. The forewing is dominated by a blackish oblique band. There is a yellow patch proximal to the apex. There is only a terminal line, indicated by small, black interneural spots. The hindwing is dark grey, with an indistinct discal spot. The underside is unicolorous grey.