104 



THE SENSE OF TOUCH IN ANIMALS 



.usm. 



«»i 



Fig. 104. — Common Racoon. Procyonlotor. x 15. Manus, D. 3. Terminal 

 phalanx, section longitudinal through rudimentary papillary ridges. 



1U!>. — iviNKAJOU. Cercoleptes caudivolvulus. X 20. Pes, D. 5. Terminal 

 and middle phalanges, longitudinal section. Distal imbrication of papillary 

 ridges and papillae of corium. 



Fig. 105. — Kinkajou. 



and middle phalau^..,, — ^.. 

 ridges and papillae of corium 



Ursus Americanus (Fig. 103). — Section from a pad on the 

 palmar surface of the forefoot. No defined arrangement of 

 epidermis or free surface, and no Driisenleisten seen. Papilla? 

 of the corium at rather wide intervals, but well defined and 

 pointed sharply. 



Procyon lotor (Fig. 104). — Terminal phalanx of forefoot. 

 Section made through a group of rudimentary papillary ridges. 

 Coiled ducts of sweat-glands shown and pointed papillae of the 

 corium at wide intervals. 



