80 CHARLES MIDLO AND HAROLD CUMMINS 



I: V(l);L d (6);W(2);S(2);VL d (3). 



II: 0(4);L'(4);L p (6). 



Ill: 0(8);L d (2);W (4). 



IV: V(1);L'(7);W(5);S(1). 



CA: (14). 



445 



446 \/ 449 



Figs. 441-450 Pygathrix, pes. 

 NASALIS 



Maims (2) 



Figures 451-452 



H d : O (2). 



H p : L u (2). 



Th: V(1);T (1). 



I: L d (l);W(l). 



II: L p (2). 



Ill: L p (2). 



IV:L p (l);S(l). 



IV": In one hand (fig. 452) the L r pattern lying 

 in this position may be tentatively assigned 

 to IV U , though the possibility of its identity 

 as an H d can not be excluded. 



CA : No ridges formed. 



450 



