140 
SPECIFIC 
immaculate, with pale chesnut teeth ; in the second 
the lips are rather convex, and on the columella 
there is a large brown, tawny, or cinereous spot ; 
teeth dark brown. The characteristic marking is 
much more distinct in the former than the latter, 
and less interrupted by reticulated lines. 
Inhabits India. 
Fig. 2. C. Caput serpentis. 
Shell triangularly gibbous, rather obtuse at the 
base. 
hister Conch, Tab. 702. Fig. 50. 
Specimen brown, spotted with white on the 
upper part, a pale fulvous spot at each extremity, 
beneath white. 
Inhabits the Mauritius. 
Fig. 3. C. lurida. 
Shell rather turbinate, lurid, slightly banded; 
extremities yellow, with two black spots. 
Liister Conch. Tab. 671. Fig. 17. 
Specimen beneath white ; above obscurely 
marked with two pale cinereous bands. 
Inhabits the Mediterranean and Atlantic. 
This species stands in the first section of the 
