the command of Aretes and Aristo. In front of all had been posted the Grecian mercenary cavalry under the direction of Menidas; and in front of the royal squadron of cavalry and the other Companions had been posted half of the Agrianians and archers, and the javelin-men of Balacrus who had been ranged opposite the scythe-bearing chariots. Instructions had been given to Menidas and the troops under him to wheel round and attack the enemy in flank, if they should ride round their wing. Thus had Alexander arranged matters on the right wing. On the left the Thracians under the command of Sitalces had been posted angular-wise, and near them the cavalry of the Grecian allies, under the direction of Coeranus. Next stood the Odrysian cavalry, under the command of Agatho, son of Tyrimmas. In this part, in front of all, were posted the auxiliary cavalry of the Grecian mercenaries, under the direction of Andromachus, son of Hiero. Near the baggage the infantry from Thrace were posted as a guard. The whole of Alexander's army numbered 7,000 cavalry and about 40,000 infantry.
CHAPTER XIII.
The Battle of Arbela.
When the armies drew near each other, Darius and the men around him were observed; viz. the apple-bearing Persians, the Indians, the Albanians, the Carians who had been forcibly transported into Central Asia, the Mardian archers ranged opposite Alexander himself and his royal squadron of cavalry. Alexander led his own army more towards the right, and the Persians marched along parallel with him, far outflanking him upon their left.[1] Then the Scythian cavalry rode along the line,
- ↑ Cf. Diodorus (xvii. 57).
