Plate 42. 



Fig. 1. Vacj'mulina spinigera. X 33. 



2. Vaginulina margaritifera . X 25. 



3. Vaginulina bradyi. X 25. 



4. Vaginulina bradyi. X 25. «, apertiiral view; 6, front view. 



5. Vaginidina linearis, microspheric form. X 50. D5569. 



6. Vagin\ilina linearis, microspheric form. X 33. D5172. 



7. Vaginulina linearis, microspheric form. X 50. D5569. 



8. Vaginulina linearis, megalospheric form. X 33. D5133. 



531 



