PLATE XXXIII. 



Haplopheagmitjm. 



Diam. Page 



Figures 1-4. — Haplophragmium pseudospirale, Williamson, sp., . x 35 302 



Figs. 1, 2. Lateral aspect; tigs. 3, 4, oral aspect. 



,, 5-12. — Haplophragmium ccdcareum,n. sp., . . x 18 302 



Figs. 5-9. Lateral aspect; figs. 10, 11, oral aspect. 

 Fig. 12. Horizontal section of the test. 



,, 13-16. — Haplophragmium tenuimargo, Brady, . x 25 303 



Figs. 13, 14. Lateral aspect ; fig. 15, oral aspect; fig. 16, 

 peripheral aspect. 



,, 17-19. — Haplophragmium cassis, Parker, sp., . . x 35 304 



Figs. 17, 18. Lateral aspect; fig. 19, peripheral 

 aspect. 



„ 20-25. — Haplophragmium foliaceum, Brady, . x 40 304 



Figs. 20-23. Specimens in various stages of growth ; 



lateral aspect. 

 Fig. 24. Specimen mounted in Canada balsam and 



viewed by transmitted light. 

 Fig. 25. Peripheral aspect. 



,, 26-28. — Haplophragmium emaciatum, u. sp., . x 25 305 



Figs. 26, 27. Lateral aspect ; fig. 28, peripheral aspect. 



