Foraminifera from the Coast of Norwmj. 303 



Fig. 13. Placopsilina Canariensis. 14. The same; edge-view (somewhat 

 obliquely placed). 



Fiff. 15. Anotnalina coronata. 16. The same; edge-view. 



Figs. 17j 18, 19. Truncatulina lobatula. 20. The same; flat sm-face or base. 

 21. The same; edge-view (somewhat obliquely placed). 



Fig. 22. Rosalina vesicularis. 23. The same ; edge-view. 24. The same ; 

 flat surface, or base. 



Fig. 25. Polymorphina communis. 26. The same ; edge-view, showing 

 the additional lateral apertures. 2/. The same ; terminal aper- 

 ture. 



Fig. 28. Biloculina ringens. 29. The same; edge-view. 30. A distorted 

 individual. 31. The edge-view of a somewhat depressed form. 

 32. The edge-view of a finely striated variety. 33. The surface 

 of outer chamber of young individual of the striated var. 



Fig. 34. Quinqneloculina Seminulum. 35. Another individual. 36. The 

 end-view of another. 37. The contracted variety. 



Plate XI. 



[The figures are magnified about 12 times hnear.] 



Fig. 1. Dentalina communis, var. Fragment. [Drawn upside down.] 



Fig. 2. Vaginulinal Fragment. [Drawn upside domi.] 



Fig. 3. Operculina complanata. 4. The same; edge-view. 



Fig. 5. Nonionina crassula. 6. The same ; edge-view. 



Fig. 7- Nonionina communis. 8. The same ; edge-view (oblique). 



Figs. 9, 10. Nonionina bulloides (obliquely placed). 



Fig. 11. Globigerina bulloides; lower surface, or base, 12. The same; 

 upper surface. 



Fig, 13. Rosalina vesicularis (young); lower surface. 14. Another in- 

 dividual ; upper surface. 



Fig. 15. Valvulina triangularis (young or trochoid form); base. 16. The 

 same ; apex (obliquely placed). 



Figs. 17, 18. Cassidulina Icevigata. 



Fig. 19. Polystomella crispa. 



Figs. 20, 21. Nonionina asterisans. 



Figs. 22, 23, 24. Lagena Icevis, varieties. 



Figs. 25-29. Entosalenia globosa, varieties. 



Figs. 3Q, 3\. Polymorphina communis; young form. 32. Gibbous form 

 {P.gibba). 33. Attenuate form (P. Zcc^ea). 34. External stag- 

 horn tube. 



Fig. 35. Buliminu marginata; attenuate variety. 36,37. Overlapping 

 variety. 38, 39, 40. Aciculate variety. 



Figf. 41, 42, 43. Uvigerina pygmtea. 



Fig. 44. Textularia Sagittula. 45. The same ; var. aciculatu. 



Fig. 46. Spirillina vivipara. 



