. . "The Battle of Cos was fought ca 258 BC between an Antigonid fleet and a Ptolemaic fleet. Antigonus II Gonatas led his forces to victory over Patroclus, admiral of Ptolemy II. It has been widely assumed that the battle severely damaged Ptolemaic control of the Aegean."@en . "Macedonian victory" . . . "Battle of Cos"@en . "Ptolemaic Egypt" . . "Macedon" .