Trophocosta nummifera is a species of moth of the family Tortricidae.

The forewings are clear yellow, with scattered ferruginous-orange dots and strigula.

There are three small patches on the costa at the base, at one-third and beyond the middle, mixed with fuscous and spotted with bright leaden-metallic.

There is also a patch on the middle of the dorsum and a large irregular patch on the tornus and lower part of the termen reaching half across the wing.

This patch is ferruginous-orange, somewhat mixed with fuscous and spotted with bright leaden-metallic.