CORTICAL CELL LAMIXAI'IOX OF PAPIO HAMAPEYAS. 643 



• PLATE 25. 



The shading on figs. a. b. c. d in PL 2L. as shown in the diagram on 

 the opposite page, corresponds in position to the sections of cerebral 

 cortex show^l in the several figures in Pis. 25 to 30. 



Fig. 1. — Precentral motor cortex. 



Fig. 2. — Anterior precentral cortex. 



PLATE 26. 

 Fig. 3.— Frontal cortex. 

 Fig. 4. — Prefrontal cortex. 



PLATE 27. 

 Fig. 5. — Posterior orbital cortex. 

 Fig. 6. — Posterior central cortex. 



PLATE 28. 

 Fig. 7. — Sixperior parietal cortex. 

 Fig. 8. — Inferior parietal cortex. 



PLATE 29. 

 Fig. 9. — Calcarine (visual) cortex. 

 Fig. 10. — Occipital cortex. 

 Fig. 13. — Posterior limbic cortex. 



PLATE 30. 



Fig. 11. — Temporal cortex. 

 Fig. 12. — Anterior limbic cortex. 



