Antaeotricha impedita is a moth of the Depressariidae family. It is found in Peru. The wingspan is about 19 mm. The forewings are white with a fuscous longitudinal line from the base of the costa to one-fifth of the disc. There is some light fuscous suffusion towards the base of the dorsum and a dark fuscous dot in the disc at one-fourth, and three dark fuscous transverse lines, the first from one-fifth of the costa to two-fifths of the dorsum, interrupted in the disc, thickened on the dorsal half and followed by a quadrate dorsal patch of pale fuscous suffusion, the second from before the middle of the costa to three-fourths of the dorsum, indistinct in the disc but marked with a small dark fuscous discal spot, the third from three-fourths of the costa to the tornus, strong, somewhat sinu