EXPLANATION OF PLATE III. 



Paehycyon robustus. (All of the figures are oi natural size.) 



Fig. 1. Pelvis, external surface. 



Fig. l'. The same, ventral surface, direct view of ischiopubic portion. 



Fig. :'.. The same, ventral surface, direct view of iliac portion. 



Fig. 4. The same, dorsal view. 



