Eventually, Triarius took the fleet to Heraclea Pontica and supported Lucullus's proconsular colleague Marcus Aurelius Cotta who was besieging the city.
Heraclea held out against its besiegers until Machares, one of the sons of Mithridates and his governor of the Bosporian Kingdom, betrayed his father and stopped supplying the defenders from his dominions north of the Black Sea.
Connacorex, the commander of the Mithridatic garrison, decided to abandon Mithridates's cause, but since he did not trust Cotta he started negotiations with Triarius whom he considered more trustworthy.
Triarius's troops started to loot, those Heracleans who escaped the atrocities made their way to Cotta's camp and apprised him of the situation.
[6] The Romans had not expected Mithridates to strike at them in Pontus, Lucullus and the bulk of his army had left for Northern Mesopotamia where they were laying siege to Nisibis.
The fight was long and brutal, but eventually the Mithridatic troops drove the Romans back into a trench Mithridates had constructed in preparation of the battle and had then flooded to conceal it from sight.
In 48 BC, Gaius with D. Lealius commanded the flotilla gathered from the Roman Asia province and patrolled the Adriatic to keep grain from reaching Italy and to blockade any Caesarian forces.
The first one is unknown, but she divorced him to marry Decimus Junius Brutus Albinus, one of the leading men in the conspiracy that led to the assassination of Julius Caesar.