Sympycnodes interstincta

Sympycnodes interstincta is a species of moth of the family Cossidae. It is found in Australia, where it has been recorded from Western Australia and South Australia. The habitat consists of dry woodland and coastal woodland.

The wingspan is 35–36 mm for males and 40–43 mm for females. The forewing background colour is cream to pale grey, but light brown along the inner margin. There are numerous dark brown speckles and dark brown scales. The hindwings are fuscous with darker speckles along the tornus, termen and apex.