Elachista nielsencommelinae

Elachista nielsencommelinae is a moth of the family Elachistidae. It is found along the northern coast and in the subcoastal areas of the Northern Territory.

The wingspan is 5 - 5.6 mm for males and 5.2 - 6.2 mm for females.

The larvae feed on Commelina species. They mine the leaves of their host plant.