Plate 5. 



Fig. 1. Candeina niiida. (From photograph.) X 50. D2751. Dorsal view. 

 2,3. Orbulina universa. (From photographs.) X 30. D2377. Figure 3, 



specimen sliowing two chambers from the exterior. 

 4-6. Orbulina universa. (From photographs.) X 40. D2313. 



7. Orbulina universa. (After Brady.) X 50. Specimen showing the 



single globular chamber with the numerous smaller pores. 



8. Orbulina universa. (After Brady.) X 50. Specimen showing two 



chambers from the exterior, the larger one with the single large aper- 

 ture near the top. 



9. Orbulina universa. (After Brady.) X 100. Portion of the test show- 



ing the large and small perforations. 

 50 



