LONDON:

HENRY G. BOHN, YORK STREET, COVENT GARDEN.

ON

COMPARATIVE ANATOMY,

PHYSIOLOGY, ZOOLOGY,

AND

THE NATURAL HISTORY OF MAN.

BY

WILLIAM LAWRENCE, F.R.S.

SURGEON TO ST. BARTHOLOMEW'S HOSPITAL.

WITH TWELVE NEW ENGRAVINGS.

Ninth Edition.

LONDON:

HENRY G. BOHN, YORK STREET, COVENT GARDEN.