PROFESSOR OF NATURAL HISTORY IN VASSAR COLLEGE, POUGHKEEPSIE, N.Y., AND CORRESPONDING MEMBER OF THE ACADEMY OF NATURAL SCIENCES, PHILADELPHIA.

WITH A NEW MAP OF EQUATORIAL AMERICA AND NUMEROUS ILLUSTRATIONS.

NEW YORK:
HARPER & BROTHERS, PUBLISHERS,

FRANKLIN SQUARE
1870.

Entered, according to Act of Congress, in the year 1869, by
Harper & Brothers,
In the Clerk's Office of the District Court of the United States for the
Southern District of New York.

TO

CHARLES DARWIN, M.A., F.R.S., F.L.S., F.G.S.,

WHOSE PROFOUND RESEARCHES
HAVE THROWN SO MUCH LIGHT UPON EVERY DEPARTMENT OF SCIENCE,
AND
WHOSE CHARMING "VOYAGE OF THE BEAGLE" HAS SO PLEASANTLY
ASSOCIATED HIS NAME WITH OUR SOUTHERN CONTINENT,
THESE SKETCHES OF THE ANDES AND THE AMAZON ARE, BY PERMISSION,
MOST RESPECTFULLY
Dedicated.