Meritastis trissochorda is a species of moth of the family Tortricidae.

It is found in Australia, where it has been recorded from New South Wales.

The forewings are whitish grey, with some fuscous strigulae (fine streaks) and dark-fuscous markings.

The hindwings are whitish, strigulated with pale grey.

This Tortricinae-related article is a stub.