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



FIG. 1. VAGINULINA LINEARIS MONTAGU. SEE PACE 314. 



FIG. 2. CRISTELLARIA TENUIS BORNEMANN. SEE PAGE 315. 



FIG. 3. CRISTELLARIA OBTUSATA REUSS, VAR. SUBALATA BRADY. SEE PAGE 315. 



