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



Plate 27. 



Fig. 1. TROCHAMMINA RINGENS Brady. See page 231. 



Fig. 2. TROCHAMMINA PAUCILOCULATA Brady, see pace 282. 



Fig. 3. CYCLAMMINA CANCELLATA Brady. See Page 282. 



ii. Section. 



