Costoma cirrophaea is a moth in the family Depressariidae. It was described by Edward Meyrick in 1924. It is found in Bolivia.
The wingspan is 26âÂÂ28 mm. The forewings are ashy-ochreous grey with a narrow yellow basal fascia, edged posteriorly with ferruginous suffusion. From beyond this a rather broad light yellow costal stripe runs to near the apex and the dorsal and terminal edge are slenderly light yellow. The hindwings are yellow whitish, suffused pale grey posteriorly.