THE ATLANTIC COAST AND ITS CONNECTIONS. 55 
rocks so curiously corroded; in some places they were like 
fossil bones of mammoth size, then like battered capitals 
and fluted columns, always of rather smooth surface, 
sometimes quite perforated. In the hollows were ferns, 
selaginellas, and sometimes curious spiders; one rock 
was just like some monster crawling into the river. On 
Dragon Rock, Chocon. 
the right bank several small springs trickled in, and on the 
other side a swift-flowing creek added materially to the 
volume of the river. Still we were getting into shallower 
water, and after passing in one way and another fifteen 
rapids or corrientes , we came to a huge tree that com¬ 
pletely blocked our way. With a satisfied feeling, we de¬ 
clined to drag our heavy cayuco over, but beached her on 
