PLATE 28. 



LlOSPH^RIDA 6t ASTROSPH^ERIDA. 



Diam. Page 



Fig. 1. Haliomma lirianthus, n. sp., . . . . x 300 232 



Fig. la. Medullary shell, . . . . .X 300 



Fig. lit. Three pores of the cortical shell, . . . .X 900 



Fig. 2. Carposphcera nodosa, n. sp., . . . . x 300 76 

 Fig. 2<v. The medullary shell is visible, the upper half of the cortical shell 



being taken off, . . . . x 300 



Fig. 3. Heliosoma radians, n. sp., . - . . . x 300 240 



Fig. 3. Medullary shell, . . x 300 



Fig. 4. Heliosoma hastatum, n. sp., . . . . . x 400 241 



Fig. 5. Hatiomma compactum, n. sp., . . . . x 400 239 



Fig. 5a. The upper half of the cortical shell is removed, . x 300 



Fig. 6. Haliomma macrodoras, n. sp., . . . . . x 400 238 



Fig. 7. Haliomma circumtextum, n sp., . -. . x 400 233 



Fig. 8. Elatomma juniperinum, n. sp., . . . . x 400 243 



Fig. 8w. Medullary shell, . x 400 



