ON MAMMALIAN DESCENT: 



THE HUNTERIAN LECTURES 



FOE 1884. 



BEING NINE LECTURES DELIVERED IN THE THEA THE OF 



THE ROYAL COLLEGE OF SURGEONS DURING 



FEBRUARY, ISSl 



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



HUNTERIAN PROFESSOR, EOYAL COLLEGE OF SURGEONS OF ENGLAND. 



titl) ^titicniia anb iUttgtration^. 



LONDON: 



CHAELES GEIFFIN & COMPANY, 



EXETER STREET, STRAND. 



1885. 



[All Rights Reserved.] 



