Report of U. S. National Museum, 1897. Flint. 



PLATE 60. 



FIG. 1. MARGINULINA GLABRA D'ORBIGNY. SEE PAGE 313. 

 a. Longitudinal Section 



FIG. 2. VAGINULINA LEGUMEN LINN/EUS. SEE PAGE 31 4. 

 .FiG. 3. VAGINULINA SPINIGERA BRADY. SEE PAGE 314. 



