CYPR.EA. 193 



C. OCELLATA, Linn. PI. 18, figs. 92, 93. 



Reddish yellow, profusely covered with white spots, some of 

 which are ocellated, with black sides and base whitish, dotted 

 with brown ; teeth strong, those on outer lip tinged with 

 brownish at the base. Length, '6-1*2 inches. 



Ceylon. 



There appear to be two forms of this well-marked species, the 

 one broad, with swollen sides, and the other more elongate and 

 slender. 



C. LISTERI, Gray. PI. 18, figs. 94, 95. 



Pale olive, ornamented with white spots, some of which are 

 ringed with brown, sides and base delicately tinted with violet, 

 dashed and dotted with purple, teeth numerous, rather strong. 



Length, *75-l'2 inches. 



Philippines. 

 C. PORARIA, Linn. PI. 18, figs. 2, 3. 



Brownish purple, ornamented with white spots, most of which 

 are encircled with brownish rings, sides and base violet, teeth 

 white. Length, *7-*9 inch. 



Fiji Is., Australia, New Caledonia. 



Some of the specimens from New Caledonia are dark purple, 

 and destitute of white spots (Brazier). According to W. H. 

 Pease, this species occurs semi-fossil in the Sandwich Islands. 



C. ALBUGINOSA, Mawe. PI. 18, figs. 98, 99. 



Differs from the preceding in being more elongate, the extrem- 

 ities are rather more produced, and the marginal pittings almost 

 obsolete, nearly all the dorsal spots are ocellated, and the base is 

 white, violet-tinged at the margin. Length, *8-l'2 inches. 



Gulf of California. 

 C. BICALLOSA, Gray. PL 18, figs. 5, 6, 4, 7. 



Uniformly reddish saffron, back variously clouded and mottled 

 with chestnut, extremities furnished with a more or less conspic- 

 uous callus, teeth strong. Length, 1'2 1'4 inches. 



I. St. Vincent, W. I. 



C. ingloria, Crosse (fig. 4), credited to Africa, is a rather more 

 inflated variety, with extremities not quite so produced, and mar- 

 gins less pitted, but the general coloring of the shell is similar. 



The var. Aubrey ana, Jouss. (fig. 7), is larger and still more 



