SEW, Os 
as oc 
A 
4 
X 
& ic 
THE DEVELOPMENT 
OF Tis DCuMIC 
' 
5 
e? 
AN INTRODUCTION TO EMBRYOLOGY 
IB Ye 
FRANK R® LILLIE 
PROFESSOR IN THE UNIVERSITY OF CHICAGO 
NEW YORK 
HENRY HOLT AND COMPANY 
1908 
