THE 
ZOOLOGICAL RECORD 
FOR 1873; 
BEING 
VOLUME TENTH 
OF THE 
RECORD OF ZOOLOGICAL LITERATURE. 
EDITED BY 
EDWARD CALDWELL RYE, F.Z.S., 
LIBRARIAN TO THE ROYAL GEOGRAPHICAL SOCIETY. 
Explorate solum : sic fit via certior ultr^. 
LONDON : 
JOHN VAN VOORST, PATERNOSTER ROW. 
M.DCCC.LXXV. 
