In 338 BC , Myonia was sacked by Philip II of Macedon along with Amfissa .
Ozolian Locrians had illegally cultivated part of the Crissaean plain which belonged to Delphi .
In 338 BC , Myonia was sacked by Philip II of Macedon along with Amfissa , because Ozolian Locrians had illegally cultivated part of the Crissaean plain which belonged to Delphi .