Tyspanodes hemileucalis is a moth in the Crambidae family. It was described by Hampson in 1897. It is found in Australia, where it has been recorded from Queensland. The wingspan is about 18 mm. Adults are white, the forewings with basal streaks of metallic blue-grey below the costa and in the cell. There are pale orange streaks on the costa and the subcostal nervure, as well as a wedge-shaped fuscous patch from the origin of vein 2 to the outer margin above the middle to near the outer angle. The hindwings are fuscous.