Explanation of Plate XVIII. 



Fig. 1. Front view ofliea<l of VesperiKjo caroHnensis. 



Fig. 2. Side view of same. 



Fig. 3. View of tragus aucl iuuer surface of auricle. 



Fig. 4. Wing membrane. 



Fig. 5. Tail aucl interfemoral membrane. 



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



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



Fig. 8. Maxillarv incisors, x 28. 



