51. Zosimus (1. ii. [c. 15] p. 86) has given us this curious account of the forces on both sides. He makes no mention of any naval armaments, though we are assured (Panegyr. Vet. ix. 25) that the war was carried on by sea as well as by land; and that the fleet of Constantine took possession of Sardinia, Corsica, and the ports of Italy.