The AcuoroLis of Athens. 413 the Acrocorinth may be cited as anolht:r instance. The prince and his kinsmen, the heads of the noblest families, and the men- at-arms who went to battle with them, inhabited the upper level, whilst the masses — huntsmen, labourers, and artisans — were domiciled below, behind the external rampart covering them. The authority of these local chiefs was not confined to this seen the iu1)slrucluri.-!i compact group ; it extended beyond the fortified hamlet to the open villages lying around it. The more important were perched on the jagged ridges of the somewhat lower mass which rises to the south and south-west of the Acropolis. Collectively, the name of Pnix is sometimes applied to these hillocks, the higher of which are occupied, the one by the Philipopos Monument, and the other by the Observatory. Their sides are seamed by many ravines,