The Reed leopard (Phragmataecia castaneae), also known as giant borer, is a moth of the family Cossidae. It is found in central and southern Europe, the Middle East, the Caucasus, Transcaucasia, Turkmenistan, Kazakhstan, north-western Iran, Iraq, Syria, Sri Lanka, Madagascar, India, Lebanon, Turkey, western China, south-western Siberia, Egypt, Tunisia and Morocco.