Psilocorsis exagitata is a moth in the Depressariidae family. It was described by Meyrick in 1926. It is found in Colombia. The wingspan is about 17 mm. The forewings are dark purplish-grey with broad antemedian and ante-apical slightly oblique fasciae of whitish transverse strigulae, on the costa becoming blotches of ochreous-yellow marbling. The hindwings are grey.