CHAP. IV] THE GENERAL ANATOMY OF THE CERCOPITHECIDAE 141 



3 i 2 3 



Fig. 85. Macacus sp. ? Cortical areas of the brain. Lateral convexity. (From 

 Brodmann, op. cit.) Note specially the areas marked 1, 4, and 17, and compare with 

 Figs. 46 and 64. 



No. 1. Area post-centralis (sensory). 



No. 4. Area giganto-pyramidalis (motor). 



No. 17. Area striata (visual). 



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Fig. 86. Macacus sp. ? Cortical areas of the brain. Mesial aspect of hemisphere. 

 (From Brodmann, op. cit.) ' 



