You have just hit it.

Mount my horse.

Take care they do not go astray near the swamp; call their attention to the fact that they might easily come to grief there." Palko immediately mounted Squire John's horse, and Karpathy returned to the balcony to see whether he would manage to overtake them.
The hunt sped onwards tempestuously.

The hounds had now started a fox, but they were still a long way off, and the field was so scattered that the artful beast seemed likely to throw them off his track.

He kept plunging into the bushes while his pursuers dashed past, and then, all of a sudden, darted off side-ways.