i. • 



Cristiceps 3 plicate oj i x' s f'96) 



. 3 for the . in correspom i i . press- 

 ion or the blastoi i Lk is pro to 

 pressure again! . 't of 

 the l is a ver; 

 ' 



I . 

 a cell 



. cut out . The - i- 



'A 



. i . - - ells, nei" rigi nor 



ratory to I ion, 



- . the cells are be- 



peri L . : , to cro 

 in th of the bias L sub- 



germinal cavity ( £ . - . c . ) between them and the periblast. 

 The lin x is, i 



the .Is, roost so 



■ very thin 

 skin- . 1 ist iS comparatively free 



... . im 



of semi-diagraramaticall; . 



second type is represented in Fig, . he cells 



