legs were also caught by the bolas, but he jumped off, and
with his knife cut them free: while doing this he was obliged
to dodge round his horse, and received two severe wounds
from their chuzos. Springing on the saddle, he managed, by
a most wonderful exertion, just to keep ahead of the long
spears of his pursuers, who followed him to within sight of
the fort. From that time there was an order that no one
should stray far from the settlement. I did not know of this
when I started, and was surprised to observe how earnestly
my guide watched a deer, which appeared to have been
frightened from a distant quarter.

We found the Beagle had not arrived, and consequently
set out on our return, but the horses soon tiring, we were
obliged to bivouac on the plain. In the morning we had
caught an armadillo, which although a most excellent dish
when roasted in its shell, did not make a very substantial
breakfast and dinner for two hungry men. The ground at
the place where we stopped for the night, was incrusted with
a layer of sulphate of soda, and hence, of course, was without
water. Yet many of the smaller rodents managed to
exist even here, and the tucutuco was making its odd little
grunt beneath my head, during half the night. Our horses
were very poor ones, and in the morning they were soon
exhausted from not having had anything to drink, so that
we were obliged to walk. About noon the dogs killed a kid,
which we roasted. I ate some of it, but it made me intolerably
thirsty. This was the more distressing as the road,
from some recent rain, was full of little puddles of clear
water, yet not a drop was drinkable. I had scarcely been