Dittaino
The Dittaino (Greek: ; Latin: Chrysas) is a river of central Sicily which rises in the Heraean Mountains, not far from the modern towns of Gangi and Enna. It is  long. After flowing through the territory of Assorus, where its tutelary divinity was worshipped with peculiar honors during the Greek civilization, and afterwards through that of Agyrium, it joins the Simeto in the plain of Catania, about  from its mouth. Hydronym 
The modern name is the Sicilian version of Arab vocable Wādī al-tīn, namely "The River of Sandstone". References

Rivers of Italy
Rivers of Sicily
Rivers of the Province of Enna
Rivers of the Province of Catania