Blastodacna curvilineella is a moth in the family Elachistidae.

[1] It is found in North America, where it has been recorded from Kentucky, Maine, Ontario and Quebec.

[2] The wings are dusky grey, sprinkled with hoary (white or grey) and there is a hoary spot on each side of the thorax above the wings.

There are two or three indistinct, dusky longitudinal short streaks on the wings.

This article on a moth of the family Elachistidae is a stub.