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



PLATE 7 



FIG. 1. ROTALIA SCHROETERIANA PARKER & JONES. SEE PAGE 332. 



a. Horizontal Section. 



FIG. 2. ROTALIA PAPILLOSA D>ORBIGNY. SEE PAGE 332. 



FIG. 3. ROTALIA PULCHELLA D'ORBIGNY. SEE PAGE 332. 



FIG. 4. TRUNCATULINA LOBATULA WALKER & JACOB. SEE PAGE 333. 



