CHARACTERS OF THE LEMURS A\D TARSIUS. 



33 



hallucal intermediate and is widely separated from the external. 

 In this genus there is no definite heel-like area behind the pads 

 as in Galago, the skin ronnd the proximal pads being merely 

 soft and creased. The haiiy area of the foot back to the tip 

 of the calcaneum is nearly twice as long as the naked area (text- 

 fig. 9, A, B). 



Text-fis-ure 8. 



A. Hand and B. Foot of Ni/cticehns ; X |. 

 C. Hand and D. Foot of Perodicticus ; X f • 

 1-4, the intermediate pads ; I, II, the proximal pads. 



The arrangement and distribution of the pads give a primitive 

 stamp to the hands and feet of Hemigalago in the sense that they 

 recall very forcibly the pad-development seen in the extremities 

 of many Rodents, Insectivores, and Marsupials. 



The hand of Nycticebus " and Perodicticios differs in some 

 Proc. Zool. Soc— 1918, No. III. 3 



