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



Plate 57. 



Fig. 1. NODOSARIA HISPIDA D'Orbigny. See Page 311. 



Fig. 2. NODOSARIA MUCRONATA Neugeboren. See page an. 



Fig. 3. NODOSARIA COMATA Batsch. See page 311. 



Fig. 4. NODOSARIA OBLIQUA Linn^cus. see Page 311. 



a. Longitudinal Section. 



Fig. 5. NODOSARIA VERTEBRALIS Batsch. See page 312. 



