STANTON ! THE MARINE CRETACEOUS INVERTEBRATES. 
EXPLANATION OF PLATE IX. 
PAGE 
Hatchericeras patagonense Stanton 38 
Fig. 1. Suture of specimen figured on plate VIII. 
Hatchericeras argentinense Stanton ....... 39 
Fig. 2. Suture of large weathered specimen represented by figure 5. 
Fig. 3. Suture of a young specimen. 
Fig. 4. Side view of a young specimen. 
Fig. 5. Side view of a larger imperfect specimen. 
(VOL. IV) 
