[523] Curtius (vii. 32) says that Spitamenes laid an ambush for the Macedonians, and slew 300 cavalry and 2,000 infantry.

[524] About 170 miles.

[525] Curtius (vii. 40) says that Alexander founded six cities in Bactria and Sogdiana. Justin (xii. 5) says there were twelve.

[526] This is a mistake; for it ends in a lake Dengiz near Karakoul.

[527] The Areius is now called Heri-rud. The Etymander is the modern Hilmend. Nothing is known of the Epardus.

[528] The Peneius is now called Salambria. It forces its way through the vale of Tempe, between mounts Olympus and Ossa, into the sea. Cf. Ovid (Met., i. 568-576).

[529] On the analogy of πρὶν the later prose-writers use ἔστε with the infinitive. Cf. Arrian, ii. 1, 3; v. 16, 1.

[530] See Bk. iii. ch. 29 supra.

[531] See Bk. iii. ch. 19 supra.

[532] See Bk. iii. ch. 16 supra.