Antaeotricha desecta is a moth in the Depressariidae family. It was described by Meyrick in 1918. It is found in French Guiana. The wingspan is 17-18 mm. The forewings are shining white, the dorsal half whitish-fuscous. There is a fine dark fuscous dash near the base above the middle and a subquadrate dark fuscous blotch on the middle of the dorsum reaching anteriorly half across the wing, its upper anterior angle somewhat produced and preceded in the disc by a small dark fuscous mark. A quadrate dark fuscous blotch is found on the dorsum before the tornus, not reaching half across the wing, the upper anterior angle connected with a dark fuscous transverse mark in the disc from which an indistinct fuscous line runs towards the middle of the costa, not reaching it. There is also a nearly st