DESCRIPTIONS OF THE PAPILLARY RIDGES 43 



clefts of D. 1, 2 and 3, and base of 4, and at junction of 

 fibular interdigital eminence and rest of fibular border. 



(a) Digits. 



P.R. terminal phalanges : D. 1, loops nearly longitudinal, open in 

 fibular side ; D. 2, ovate whorl ; D. 3, 4, 5, ovate whorl 

 inclined to fibular side. 



„ middle phalanges, transverse and oblique. 



„ proximal phalanges : D. 1 and 5, transverse ; D. 2, obUque ; 

 D. 3, 4, loops open to fibular side. 



(b) Plantar surface. 



P.R. interdigital eminence at base of D. 2, wide loops opening to 

 fibular side ; central, ill-formed ovate whorl ; at base of 

 D. 4, 5, well-formed large whorl. 

 „ eminence at base of D. 1, wide arches open towards D. 2 ; 

 on fibular border, wide ellipses in transverse position ; 

 rest of this emmence transverse and obUque. 



Black Ape {Cynopithecus niger). 

 Hand. (Fig. 30.) Digits long, well formed ; nails short ; palmar portion 

 well developed, eminences fleshy. 

 (a) Digits. 



P.R. terminal phalanges, wide elhpses placed longitudinally. 

 „ middle phalanges : D. 2, oblique and one loop on radial side, 

 open to that side ; D. 3, arch open in proximal direction, 

 sloping to ulnar side ; D. 4, loops open to ulnar side ; D. 5 

 oblique, one loop open to ulnar side on ulnar border of 

 phalanx. 

 „ proximal phalanges : D. 1, transverse ; D. 2, loops open to 

 radial side ; D. 3, arches open in proximal direction ; D. 4, 

 wide loops open to ulnar side ; D. 5, loops open to ulnar 

 side. 

 (6) Palmar surface. 



Three interdigital eminences, thenar, hypothenar. 

 P.R. radial and ulnar, complete whorl. 

 „ central, ovate irregular whorl. 

 „ thenar eminence, large well-formed whorl. 

 „ hypothenar eminence, distal portion, arches open in proximal 

 direction ; proximal portion, ovate irregular whorl. 

 Rest of palmar surface longitudinal and transverse. 

 Foot. (Fig. 31.) Digits long ; nails short ; D. 2, 3, 4, 5 webbed partially 

 to middle of proximal phalanges ; D. 5 up to middle phalanx. 

 Plantar surface long and well proportioned. 

 {a) Digits. 



P.R. termmal phalanges, wide ellipses, longitudinal. 

 „ middle phalanges : D. 2, obhque ; D. 3, wide loops open to 



