Foraminifera from the Coast of Norway. 303 



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



obliquely placed). 

 Fig. 15. Anomalina coronata. 16. The same; edge-view. 



Figs. 17, 18, 19. Truncatulina lohatula. 20. The same ; flat surface 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. 2S. 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. Quinqueloculina Seminulum. 35. Another individual. 36. The 

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



Plate XI. 

 [The figures are magnified about 12 times linear.] 



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



Fig. 2. VaginuUna"? Fragment. [Drawn upside down.] 



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



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



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



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



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

 upper surface. 



Fig. 13. Rosalina vesicularis (young) j 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 IcBvigata. 



Fig. 19. Polystomella crispa. 



Figs. 20, 21. Nonionina asterisans. 



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



Figs. 25-29. Entosalenia globosa, varieties. 



Fi^5. 30, 31. Polymorphina communis-, young form. 32. Gibbous form 

 (P. gibba). 33. Attenuate form (P. lactea). 34. External stag- 

 horn tube. 



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

 variety. 38, 39, 40. Aciculate variety. 



Fi^rv. 41, 42, 43. Uvigerina pygmcea. 



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



Fig. 46. Spirillina vivipara. 



