Plate 100 
Ihis plate from Proceedings of the United States National Museum. 
FIGURE • PAGE 
1. Calliostoma turbinum Dali. 190 
2. Gibbula can field i Dali. 215 
3. Calliostoma iridium Dali.Not in text 
4. Littorina aleutica Dali.See Part II 
5. Drillia empyrosia Dali.See Part I 
Type in Stanford Collection. 
6. Littorina aleutica Dali.See Part II 
7. Margantes vorticifera Dali. 201 
Basal view. 
8. Margarites vorticifera . 201 
Profile. 
9. Buccinum tenellum Dali.See Part I 
10. Calliostoma variegatum Carpenter. 185 
11. Littorina aleutica Dali.See Part II 
