*) 



Explanation of Plate X. 



Fk;. 1. Frout view of head of J'ispcrtilio i/fnithu^i. 



Fig. 2. Side view of same. 



Fig. 3. View of tragus and inner sui-faee of anricle. 



Fig. 4. Wing membrane. 



Fig. 5. Tail and inteifenioral membrane. 



Fig. 6. Sknll seen from above, x 2. 



Fig. 7. Skull and lower jaw seen from the side, x 2. 



Fig. 5. Maxillarv incisors, x 32. 



