EXPLANATION OF PLATE 81 (LXXXI) 



Figs. 22, 23, X 100; remaining figures X 50. 

 Figure 1. — Globigerina conglomerata Schwager. 



Challenger Sta. 155, Antarctic. (1300 fathoms) 

 Referred by Brady toG. dutertrei d'Orhigny and toG. conglomerata by Cushman (Bull. Scripps Inst. Oceanogr., 

 Techn. Sen, Vol. 1, No. 10, 1927, p. 172). 

 Figures 2, 3. — Globigerina tricamerata Tolmachofif. 



Challenger Sta. 344, Ascension Island. (420 fathoms) 

 Referred by Brady to G. bulloides var. triloba Reuss and by Tolmachoflf (Ann. Carnegie Mus., Pittsburgh, 

 Vol. 23, 1934, p. 324) to G. tricamerata. 

 Figures 4, 5. — Globigerina helicina d'Orbigny. 



Fig. 4. Challenger Sta. 338, South Atlantic. (1990 fathoms) 

 Fig. 5. Challenger Sta. 85, Canaries, Atlantic. (1125 fathoms) 

 Figures 6, 7. — Globigerina sp., wild-growing, monstrous forms. 



Fig. 6. Challenger Sta. 338?, South Atlantic. (1990 fathoms) 

 Fig. 7. Challenger Sta. 185, Torres Strait, Pacific. (155 fathoms) 

 Brady notes that these are bottom specimens. 

 Figures 8-26. — Orbulina universa d'Orbigny. 



Fig. 8. Challenger Sta. 246, North Pacific. (2050 fathoms) 

 Fig. 9. ? Challenger Sta. 24, West Indies. (390 fathoms) 

 Fig. 10. ? Off Seaham, Durham, England. (40-48 fathoms) 

 Fig. 11. Off Shetland, 50-60 fathoms? 



Fig. 21. Challenger Sta. 78, E. of the Azores, Atlantic. (1000 fathoms) 

 Fig. 26. Challenger Sta. 302, W. coast of Patagonia. (1450 fathoms) 

 Figure 27. — Orbulina porosa Terquem. 



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