ON MAMMALIAN DESCENT: 



THE HUNTERIAN LECTURES 



FOE 1884. 



BEING NINE LECTURES DELIVERED IN THE THEATRE OF 



THE ROYAL COLLEGE OF SURGEONS DURING 



FEBRUARY, ISS4. 



BY 



W. KITCHEN PARKER, F.R.S., 



HUNTERIAN PROFESSOR, ROYAL COLLEGE OF SURGEONS OF ENGLAND. 



Wixil-) |li)t)Cttt)a ant) EUu^tration*;. 



LONDON: 



CHAELES GEIFFIN & COMPANY, 



EXETER STREET, STRAND. 



1885. 



[All Rights Reserved.] 



