Elachista synethes

Elachista synethes is a moth of the family Elachistidae which can be found in Australia and New Zealand.

The wingspan is 6 - 8 mm for males and 6.2 - 8 mm for females.

The larvae feed on a wide range of grasses, including Bromus unioloides and have also been recorded on wheat. They mine the blades of their host plant.