EXPLANATION OF PLATE 92 (XCII) 



Figs. 1-3, X 35-45; Figs. 4-6, X 35; Figs. 7-9, X 30; Fig. 10, X 60. 

 Figures 1-3. — Planorbulina mediterranensis d'Orbigny. 



Fig. 1. Challenger Sta. 162, Bass Strait, Pacific. (38-40 fathoms) 

 Fig. 2. Challenger Sta. ii, off Bermuda, Atlantic. (435 fathoms) 

 Fig. 3. Porcupine Sta. 23, N.W. of Ireland, Atlantic. (450 fathoms) 

 Figure 4. — Planorbulina acervalis Brady. 



Challenger Sta. 187A, Booby Island, Pacific. (8 fathoms) 

 Figures 5, 6. — Planorbulinella larvata (Parker and Jones). 



Challenger Sta. 172, Friendly Islands, Pacific. (18 fathoms) 

 Referred by Brady to Planorbulina and transferred by Cushman (C.C.L.F.R., Vol. 3, Pt. 1, 1927, p. 96) 

 to Planorbulinella, as the genotype. 

 Figures 7-9. — Cibicides refulgens Montfort. 



Figs. 7, 9. Porcupine Sta. 36, S.W. of Ireland, Atlantic. (725 fathoms) 

 Fig. 8. Challenger Sta. 305, W. coast of Patagonia, Pacific. (120 fathoms) 

 Referred by Brady to Truncatulina, but is the genotype of Cibicides Montfort. 

 Figure 10. — Cibicides lobatulus (Walker and Jacob). 



Challenger Sta. 172, Friendly Islands, Pacific. (18 fathoms) 

 Referred by Brady to Truncatulina and to Cibicides by Cushman and others. 



[190] 



