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. 



i£t)itcfl antl ^upevintctrtfeB bj) 

 CHARLES DARWIN, ESQ. M.A. F.R.S. F.G.S., Etc. 



NATURALIST TO THE EXPEDITION. 



PART IV. 



FISH, 



BY 



THE REV. LEONARD JENYNS, M.A., F.L.S., &c. 



LONDON: 



PUBLISHED BY SMITH, ELDER, AND CO. 65, CORNHILL. 



MDCCCXLII. 



James Hall Collection 



