At Lilybaeum Riero and his fleet bade him farewell, and the consul, after leaving the praetor to see to the defence of the coast of Sicily, crossed over to Malta which was held by the Carthaginians. Ramilcar, the son of Gisgo, who was in command of the garrison, surrendered the island and his men, a little under 2000 in number. A few days later he returned to Lilybaeum, and the prisoners, with the exception of the three nobles, were sold by auction. After satisfying himself as to the security of that part of Sicily, the consul sailed to the Insulae Vulcani,16 as he heard that the Carthaginian fleet was anchored there. No enemy, however, was found in the neighbourhood, for they had left for Italy to rava e the coastal districts! and af er laying. waste the territory of Vlbo they were threatenIng the CIty. WhIlst he was returning to Sicily the news of these depredations reached the consul, and at the same time a despatch was handed to him from the senate informing him of Hannibal's presence in Italy and ordering him to come to his colleague's assistance as soon as possible. 'Vith all these causes for anxiety weighing upon him, the consul at once embarked his army and despatched it up the Adriatic to Ariminum. He furnished Sex. Pomponius, his legate, with twenty-five ships of war, and entrusted to him the protection of the Italian coast and the territory of Vibo, and made up the fleet of M. lEmilius, the praetor, to fifty vessels. After making these arrangements for Sicily, he started for Italy with ten ships, and cruising along the coast reached Ariminum. From there he marched to the Trebia and effected a junction