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.