Anarsia triaenota is a moth in the family Gelechiidae.

The forewings are grey irregularly sprinkled with white and with black markings, partially edged with white suffusion.

There are subcostal, median, submedian, and subdorsal longitudinal streaks, each broken irregularly into about three segments and there are also some black scales along the termen.

The hindwings are grey, thinly scaled anteriorly, with the veins and termen darker.

This article on a moth of the subfamily Anacampsinae is a stub.