% 



NO. 2193. WEST AMERICAN MARINE M0LLU8K8—BARTSCH. 681 



Plate 46. 



Fig. 1. Odostomia (Chrysallida) santamarieivsis, new species. 



2. Cerithiopsis (Cerithiopsis) JieJcna, new species. 



3. Odostomia {Chrysallida) taravaU, new species. 



4. Alrania hartolomcnsis, new species. 



5. Alrania dinora, new species. 



6. Alvania kyskacnsis, new species. 



7. Odostomia (Evalea) valeroi, new species. 



8. Odostomia {Odostomia) orcutti, new species. 



9. Cerithiopsis {Cerithiopsis) charlottcnsis, new species. 



10. Cerithiopsis (Cerithiopsis) bakeri, new species. 



11. Cerithiopsis {Cerithiopsis) charlottensis, new species. 



12. Cerithiopsis {Cerithioiisis) grippi, new species. 



Plate 47. 



Fig. 1. Bittium serra, new species. 



2. Bittium challisae, new species. 



3. Bittium santamariensis, new species. 



4. Bittium sanjuanensis, new species. 



5. Bittium hartolomensis, new species. 



6. Bittium challisae, new species. 



