CHARACTEllS OF TJJE LKMURS AND TARSIUS. 



29- 



and capable of being pressed ngainst the second interdigital pad 

 and the ehjngated external proximal pad, closing up the depression 

 in the middle of the lower surface of the foot. For the rest, the 

 digits and the pads of the foot resemble in a general w{\j those 

 of the hand (text-fig. 4, A). 



A point to notice is that in Lemur catta the naked sole is 

 extended proximally to the tip of the calcaneum or heel. In the 

 other species the heel is covered with hair, the hairy area being 

 about one-third the length of the naked area, or a little more. 



Text-figure 5. 



A. Hand and B. Yoot oi Chirogalevs major \ nat, size.j 

 C. Hand and D. ¥ooi oi Galacjo senegalensis; nat. size. 



In Chirogaleus major the hands and feet are substantially 

 similar to those of Lemur, but the naked palmar and plantar 

 surfaces are broader as compared with their length, and the 

 individual pads are more sharply difierentiated, and, judgino- by 

 their papillary ridges, endowed with gi'eater tactile sensibility -^ 

 In the foot the hairy area of the heel is relatively longer, being 



