PLATE 38. 



MOBULIDAE. 



Fig. 1-6. MoBDLA HYPOSTOMA (Page 453). 



1. Dorsal view of a .specimen 39 inches long. M. C. Z. 083. 



2. Frontal view. 



3. Lateral view. 



4. Head and gill openings from below. 



5. Teeth from u])per jaw. 



6. Teeth from lower jaw. 



