Mollusca. 2 1 3 



F 



F 



h 



F 



F 



F 



F 



F 



F 



F 



F 



F: 



F 



F 



F 



F 



F 



F 



EXPLANATION OF PLATES. 



Plate XXIV. 



1. — Pldline antarctira. 

 gs. 2, 3. — Fhilint apei'tissimn. 

 g. 4. — Lihrnellaria co)iica. 

 g. 5. — CalUostorna aucklandica. 

 g. 6. — Natica (Micdtula. 

 g. 7. — Polypus campbeUi, dorsal view. 

 g- y. — „ „ ventral side, 



g. 9. — „ „ lateral view of ]\art of arm. 



g. 10. — ,, ,, end of hectocotylized arm. 



g. 11. — „ ,, oral end of a lateral arm. 



gs. 12, 13. — Eutliria aucklandica. 

 gs. 14, 15. — Lissarca aucklandica. 

 g. 16. — Paludestrina antarctica. 



17. — Eissoa adarensis. 



18. — Eatoniella paludinoides. 



19. — Lamellaria mollis, dorsal view, mantle cut open. 



20. — „ „ side view. 



21. — ,, ,, ventral side. 



Plate XXV. 



Fig. 1. — Newnesia antarctica, ventral side. 



Fig. 2. — „ „ dorsal view. 



Fig. 3. — „ ,, lateral view. 



Figs. 4, 5.— „ „ shell. 



Fig. 6. — ,, „ tooth of radula, front (b) and side view (a). 



Figs. 7, 8. — Clione antarctica. 



Figs. 9, 10. — Anatina elliptica. 



Fig. 11. — Fccten colbecki. 



