PLATE V. 
PacJiydiscus antecursor v. Hoepen. 
1. Lateral view of type. Slightly less than nat. size. 
2. Anterior view of same. Slightly less than nat. size. 
P achy discus simplex v. Hoepen. 
3. Lateral view of type. About nat. size. 
4. Posterior view of type. About nat. size. 
Scaphites Ciinliffei Forbes sp. 
5. Lateral view of plesiotype. Nat. size. 
6. Posterior view of same. Nat. size. 
7. Lateral view of another specimen. Nat. size. 
Scaphites sp. 
8. Lateral view of one specimen. Nat. size. 
9. Posterior view of same. Nat. size. 
Pelecodiscus umzamhiensis v. Hoepen. 
10. Posterior view of type. Less than natural size. 
Pelecodiscus capensis v. Hoepen. 
11. Lateral view of type. Less than nat. size. 
