100 BOOK OF SPECIES. 
ing obsolete nodules, with three belts, which in 
the young are smooth and spotted, in the adult 
tuberculiferous ; the upper tubercles very large 
and horn-shaped; the lower face dilated, flesh- 
coloured, flat, and callous, with a projecting upper 
border; pillar purplish black, wrinkled with white ; 
lip toothed; throat yellowish orange. 93. W. 
22. 14. 
C. TuBEROSA. Ovate-ventricose, triangular, 
decussated, greyish white or brown, with longi- 
tudinal interrupted zigzag streaks of purplish 
brown, three tuberculated belts, and an obtuse 
triangular mucronate spire ; pillar tuberculiferous, 
purplish black, with white wrinkles; lip within 
toothed, without generally with six black spots. 
a2, 6 W...22. 16. 
C. FLAMMEA. Ovate, inflated, somewhat tri- 
angular, with the body-whorl of the young longi- 
tudinally plaited, of the adult with from two to 
five transverse rows of tubercles ; greyish, slightly 
tinted with violet, and flamed with reddish brown; 
spire convex, mucronated; pillar rufous, with 
white wrinkles. 53. W. 22. 17. 
C.Guauca. Ovate, turgid, smooth, glaucous; 
body-whorl sub-angulated above; the upper whorls 
of the spire cancellated and crowned with papille; 
throat and outer margin of the lip brownish violet; 
pillar and lip pale saffron, the former wrinkled, 
