66 SMITHSONIAN MISCELLANEOUS COLLECTIONS VOL. 77 



PLATE 5 



Fig. I. Textularia rtigosa (Reuss). X 35- a, front view; b, apertural view. 



2. Pleurostomella subnodosa (Reuss). X 75- a, front view; b, side view. 



3. Pavonina Habelliformis (d'Orbigny). X 75- Front view. 



4. V erneuilina bradyi Cushman. X 75. 



5. Valvulin-a fusca (Williamson). X 60. a, dorsal view; b, ventral view. 



6. Tritaxia tricarinata (Reuss). X 25. a, front view; b, apertural view. 



7. Chrysalidina dimorpha H. B. Brady. X 70. Front view. (After Brady.) 



8. BuUmina piipoides d'Orbigny. X 75- 



