Mimachrostia novofasciata

Mimachrostia novofasciata is a moth of the Micronoctuidae family. It is known from Hainan in China.

The wingspan is about 13 mm. The forewing is beige, with light-brown subterminal and terminal areas, blackish-brown areas basally and medially by the costa. The subterminal line is indistinct and brown. The subterminal line is beige and the terminal line is indicated by brown interneural dots. The hindwing is greyish brown. The underside is unicolorous grey, although the underside of the forewing is dark grey.