No. 477] 



HISTOGENESIS OF RETINA 



629 



The Outer Xrc i.kak Lavkh 



The outer nuclear layer, which forms during the period of read- 

 justment, consists of two rows of nuclei. The one first laid down 

 and adjoining the membrane of Henle is the layer of cone nuclei, 



13). The other, which borders on the external limiting membrane, 



