U. S. NATIONAL MUSEUM 



BULLETIN 152 PLATE 137 



1,2. LEPTODIUSFLORIDANUS(P, 297). 3. 4. L. OCCI DENTALIS ( P. 30 1 ) . 5. 6. L. SAN- 

 GUINEUS (P. 302) 



FOR EXPLANATION CF PLATE SEE PAGE 579. 



