PLATE IV. 



Page. 



Remeloceras clarkense, n. sp 49 



Fig. 1. Lateral view. 

 Fig. 2. Dorsal view. 

 Fig. 3. Ventral view. 



SOLENOCH1LUS HENRY VILLENSE, n. SP 51 



Fig. 4. Lateral view. 

 Fig, 5. Dorsal view. 

 Fig. 6. Ventral view. 



P&ATYCERAS INDIANENSE. n. SP 48 



Fig. 7. Lateral view of a small specimen. 



Fig. 8. Dorsal view of same. 



Fig. 9. Aperture of same. 



Fig. 10. Lateral view of a larger specimen. 



