Tab. 10. 



1. Cingula castanea, Møll. 



3. — tumidula, u. 



3. Alvania Jeffreysii, Wall er. 



4. — cimicoides, Forb. 



5. — abyssicola, Forb. 



6. — punctura, Mont. 



7. — zetlandica, Mont. 



8. Rissoa violacea, Desm. 



9. — interrupta, Ad. 



10. — do. ; var. bifasciata. 



11. — inconspicua, Aid, ; var. 



12. — turgida, Jeffr. ; var. 



13. Liostomia eburnea, Stimps. 



14. Turritellopsis acicula, Stimps. 



15. Scalaria grønlandica, Chemn. 



16. — do. ; var. Lovéni. 



