CYPR^EA. 165 



C. SCURRA, Chemn. PI. 2, figs. 19, 20, 21. 



Ashy blue, obscurely banded, and covered with an open net- 

 work of brown, sides brownish, sprinkled with smoky black 

 spots ; teeth fine, aperture narrow. Length, 1*25-2 inches. 



Annaa I.; Australia. 

 C. TESTUDINARIA, Linn. PI. 1, figs. 9, 10. 



Milky brown, back clouded and spotted with fulvous and 

 chestnut-brown, and profusely sprinkled with minute white 

 scurf-like specks, base flesh-colored, teeth white. 



Length, 4-6 inches. 



Ceylon; New C-dedonia (rare). 



In the young shell there are several bands of interrupted 

 chestnut-brown blotches, more or less obscure ; they begin to 

 change in the second stage of growth, and disappear entirely in 

 the third. 



** Not spotted, teeth whitish. 



C. ISABELLA, Linn. PI. 1, figs. 6, t. 



Ashy fulvous, obscurely three-banded, marked longitudinally 

 with inky black dashes, extremities saffron-red, base white, 

 teeth very fine and numerous. Length, *75-l-5 inches. 



Indian and Pacific Oceans. 



C. controversa, Gray, first described as a species, was after- 

 wards identified by its author as a variety of Isabella. 



C. LURIDA, Linn. PI. 3, figs. 22, 23. 



Bluish olive, obscurely banded, base whitish, extremities 

 stained on each side with a rich blackish-brown blotch. 



Length, 1-2 inches. 



Mediterranean Sea. 



Fossil in the conglomerate of Santiago, C. Yerd. 



C. PULCHRA, Gray. PI. 2, figs. It, 18. 



Differs from the above in having a narrower aperture and much 

 x smaller teeth, which are nearly obsolete and tinted brownish, the 

 base is ruddy olive. Length, about 2 inches. 



Red Sea. 



This species was first called pulchella by Dr. Gray, but on 

 finding the name preoccupied r he changed it to pulchra. 



