GROWTH OF THE CEREBRAL CORTEX 



545 



s — 



P'ig. 11 Cortical areas of Mus decumanus (Pall), slightly modified from the 

 original by Dr. Fortuyn; the characteristics of each area designated on the map 

 are described in text. FF, SS, and HH show respectively the levels from which 

 the sagittal, frontal and the horizontal sections were taken for my present studies. 



THE .lOrnXAI. OF COMPARATIVE NEUROLOGY, VOL. 2S, NO. 3 



