82 BOOK OF SPECIES. 
sutures narrow; pillar smooth above, but with~ 
three large plaits on its lower part. 2. W. 
20. 71. 
C. senTicosA. Sub-turreted, cancellated by 
longitudinal plaits and raised transverse strie, 
whitish or very pale tawny, with frequently a 
chestnut band in the lower part of the whorls; 
plaits apparently toothed, from the projection of 
the strie on them; pillar with three obsolete 
plaits. 12. W. 26. 58. 
FASCIOLARIA. 
Sub-fusiform, channelled at the base; no varices ; 
two or three very oblique folds on the columella, 
near the canal. 
F. rutipa. Sub-fusiform, smooth, ventricose 
in the middle, usually dirty white, mottled with 
purplish brown or chestnut, and circled with deep 
brown lines; whorls rounded ; with somewhat de- 
cussated strie just beneath the sutures; beak 
grooved ; lip white, and striated within. 63. W. 
27. 98. 
F. trapezium. Sub-fusiform, obtusely an- 
gulated, with a row of obtuse nodulous longitu- 
dinal plaits, smoothish ; brown, brownish white, 
or yellowish brown, girded by dark lines in pairs ; 
lip white, and striated with red. 5. W. 27. 112. 
F. FILAMENTOSA. Lengthened, fusiform- 
