I IO 
BAHIA BLANCA 
CHAP. V 
they are widely separated from the Pampas Indians, and 
border close on those tribes that inhabit the forest, and 
live on foot. It appears, therefore, that these arrow-heads are 
antiquarian 1 relics of the Indians, before the great change 
in habits consequent on the introduction of the horse into South 
America. 
1 Azara has even doubted whether the Pampas Indians ever used bows. 
[Several similar agate arrow-heads have since been dug up at Chupat, and two 
were given to me, on the occasion of my visit there, by the Governor.—R. T. 
Pritchett, 1880.] 
RHEA DARWINII (AVESTRUZ PETISe). 
