PROCEEDINGS 
OF THE 
ZOOLOGICAL SOCIETY 
OF LONDON. 
: *C/ 
Y sss ty 
PART XIX. 
1851. 
PRINTED FOR THE SOCIETY ; 
SOLD AT THEIR HOUSE IN HANOVER SQUARE, 
AND BY MESSRS. LONGMAN, BROWN, GREEN, AND LONGMANS, 
PATERNOSTER ROW. 
