30 



THE SENSE OF TOUCH IN ANIMALS 



P.R. on interdigital eminences radiating towards common centre. 

 „ on eminence at root of D. 1 ; PR. slope towards its long axis. 

 „ „ fibular side ; P.R. in wide arched groups open 



in proximal direction. 

 „ „ of heel ; no distinct P.R. 



Fig. 16. — Ring-tailed Lemur. Lemur caffa. Manus, left. Drawing from 

 dead specimen and impressions. A. Magnified portion of palmar surface 

 covered with nodules. 



RiNG-TAiLEB Lemur {Lemur catta). 

 Hand (Fig. 16.) Digits moderate length ; pulps wide ; nails short, 

 (a) Digits. 

 P.R. terminal phalanges. 

 „ longitudinal in broad ellipses on all. 

 „ on remaining phalanges ; nodules of varying size. 

 (6) Palmar surface. 



Three interdigital eminences. 



One large flesh thenar eminence. 



One hypothenar eminence, divided into two portions. 



