5but he marched upon Genucla, the most strongly defended fortress of the kingdom of Zyraxes, because he heard that the standards which the Bastarnae had taken from Gaius Antonius near the city of the Istrians were there. His assault was made both by land and from the Ister (the city is built upon the river), and in a short time, though with much toil, despite the absence of Zyraxes, he took the place.