Nyctemera clathratum is a moth of the family Erebidae. It is found in New Guinea and on the Moluccas (Ambon, Saparua and Seram). The length of the forewings is 20–21 mm. The forewings are brown, the basal half with broad white veins, a white wingfold and a narrow longitudinal line in the cell. The fascia are broad and crossed by broad brown veins. The hindwings have a narrow brown hind margin and brown veins gradually fading to white towards base.