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. 



CHARLES DARWIN, ESQ. M.A, F.R.S., V.P.G.S, 



NATURALIST TO THE EXPEDITION. 



PART V. 



REPTILES, 



BY 



THOMAS BELL, ESQ., F.R.S., F.L.S., &c. 



PROFESSOR OF ZOOLOGY IN KING's COLLEGE. 



LONDON: 

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



MDCCCXLIII. 



