Reading with Wyttenbach, ὥσπερ δακτύλιον ἰσχνοῦ ὡ μὴ περιῤῥυῇ δεδιώς.

Perhaps cur = coward, was originally cur-tail.

One of the three ports at Athens. See Pausanias, i. 1.

Iolaus was the nephew of Hercules, and was associated with him in many of his Labours. See Pausanias, i. 19; vii. 2; viii. 14, 45.

I read συνοαρίζοντας. The general reading συνερῶντας will hardly do here. Wyttenbach suggests συνεαρίζοντας.