PLATE CIV. 



PlJLVINULINA. 



Diam. Page 



Figures 1, 2. — Pulvimilina micheliniana, d'Orbigny, sp., . x 40 694 



a, Superior aspect; b,b, inferior aspect; c,c, peripheral 



aspect. 

 Fig. 1. Bottom specimen; fig. 2, surface specimen. 



,, 3—11. — Pulvimilina paupera ta, Parker and Jones, . x 25 696 



Figs. 3-9. Lateral aspects of the shell, in various 



stages. 

 Figs. 10-11. Peripheral aspect. 



,, 12-16. — Pulvinulinafavus, Brady, . . 701 



Figs. 12 a, 13 a, Lateral aspect; figs. 12 b, 13 b, peri- 

 pheral aspect, .... 



Fig. 14. Horizontal section of the test, 



Figs. 15, 16. Portions of the surface more highly 

 magnified, .... 



„ 17. — Pulvimilina punctulata, d'Orbigny, sp., . 16 685 



a, Superior aspect; b, inferior aspect; c, peripheral 

 aspect. 



., 18. — Pulvimilina repanda, Fichtel and Moll, sp., . x 30 684 



a, Superior aspect; b, inferior aspect; c, peripheral 

 aspect. 



,, 19. — Pulvimilina repanda, var. concamerata, Mon- 



tagu, var., . . . x 30 685 



a, Superior aspect; b, inferior aspect; c, peripheral 

 aspect. 



