PLATE XIX. 



Figure 1. Globigcrina biilloirhx D'Orbigny. Ventral view. X SO. 



2. Globigcrina bulloidcs D'Orbigny. Apertural \ie\v of another specimen. X 



3. Globigerina bulloidcs D'Orbigny. Dorsal view of another specimen. X 80. 



4. Spirillina subdccorata Cushman, n. sp. Dorsal view. X 80. 



5. Spirillina subdccorata Cushmsin. n. sp. 



6. Discorbis byramcnsis Cushman, n. sp. 



7. Discorbis byrainciisis Cushman, n. sp. 



8. Discorbis bijraincnsis Cushman, n. sp. 



9. Discorbis orbicularis (Terquem) Berthf 



80. 



Ventral view. X 80. 

 D(}rsal view. X 100. 

 Side view. X 100. 

 Ventral view. X 100. 

 'liii. Dorsal view. X SO. 



10. Discorbis orbicularis (Terquem) Bertheliu. Ventral view of another specimen. 



113 



