Symmoracma is a genus of moths of the Crambidae family. It contains only one species, Symmoracma minoralis, which is found in Indonesia (Java, Sumbawa), Papua New Guinea, Taiwan, China and Australia, where it has been recorded from Queensland. The wingspan is about 20 mm. Adults are grey-brown, with pale markings on the forewings. The hindwings are uniform pale. Males have been observed making chirping sounds using an expandable organ at the tip of the abdomen.