PLATE 7 
GERM CELLS 
STUDIES O} 
ROBERT W. HEGNER 
20.09.98, 
03.508) 
2°0% 0% 99° 
25 
Ritery 
yee 
WY, 
) 
A 
. 
AM 
ui 
Ii. W. HEGNER, del. 
549 
