THE 
ZOOLOGY 
OF 
THE VOYAGE OF H.M.S. BEAGLE, 
UNDER THE COMMAND OF CAPTAIN FITZROY, R.N. 
DURING THE YEARS 
1832 To 1836. 
PUBLISHED WITH THE APPROVAL OF 
THE LORDS COMMISSIONERS OF HER MAJESTY’S TREASURY. 
ited and Supevintended by 
CHARLES DARWIN, ESQ. M.A. F.R.S. F.G.S., Erc. 
NATURALIST TO THE EXPEDITION. 
PART IV. 
EF fis, 
THE REV. LEONARD JENYNS, M.A., F.L.S., &c. 
LONDON: 
PUBLISHED BY SMITH, ELDER, AND CO. 65, CORNHILL. 
MDCCCXLI. 
