PALM AND SOLE STUDIES. 



165 



the foot and then putting on the slips, applied something like 

 bandages, and pressed with the hand. To ink the foot the roller 

 used in inking the paper surface may be employed, care being 

 taken to spread the ink evenly and not too thickly. The applied 

 strip may be pressed or gently rubbed with the hand. 



One of the chief gains resulting from the study of the completed 



FIG. 22. Drawing of the plantar aspect of the right foot of a chimpanzee, to 

 show the normal position and relations of the four interdigital and the two proximal 

 pads. For comparison with Fig. 23. 



friction-skin of the foot lies in the added material furnished for 

 the study of the proximal row of patterns, the thenar and the 



