Compsoctena agria is a moth in the family Eriocottidae. It was described by Edward Meyrick in 1909. It is found in Gauteng, South Africa.[1]
The wingspan is about 15 mm. The forewings are fuscous, sprinkled with darker and with indications of a line of dark fuscous scales from three-fifths of the costa to the tornus. The hindwings are dark fuscous.[2]