CERITHIUM. 138 



C. CARBONAKIUM, Phil. Pl. 24, figs. 34, 24. 



Thick, dark chocolate, sonietiines yellowish banded below the 

 middle, whorls with two spiral rows of large blackish tubercles, with 

 five additional rows, of smaller size on the body whorl, interstices 

 finely spirally engraved. Length, l-r25 in. 



Japan, China, Philippines, Seychelles, etc. 



This is C. tuberculatum, Born, (not Linn.) = C. Bornii, Sowb. 

 (fig. 24), and C. Tourannetise, Eyd. et Soul. Reeve's figure of C. 

 carbonarium represents a C. moms. 

 €. PATULUM, Sowb, PI. 24, figs. 20-22. 



Irregularly varicose, covered by a strong brownish epidermis ; 



longitudinally strongly plicate, encircled by two strong tuberculated 



ribs, with other smaller ones, and intermediate lirse on the body 



whorl, body whorl distorted, narrowed into a distinct channel below, 



lip Urate within. Length, 1 in. 



Philippines, Viti Is. 



C. gibberulum, Frauenf., and, I think, C. pellucidum, Hombr. et 

 Jacq. (fig. 22), are synonyms. 

 €. TUBERCULATUM, Linn. PI. 24, figs. 25-28. 



Varicose, with irregular large tuberculated ribs, and revolving 

 rows of granules, with fine engraved lines between them ; whitish, 

 greyish, or yellowish, the granules and tubercles tipped with choco- 

 late, so that the surface appears as though encrusted with gems. 



Length, 1 in. 



Polynesia. 



This species, though varying considerably, may be distinguished 

 from all its allies by usually possessing a strong oblique varix on 

 the back of the body whorl. It is more usually known under the 

 name of C. petrosum, Wood. C. Jaiielli, Hombr. et Jacq., is another 

 synonym. 

 Var. PUPA, Sowb. Fig. 28. 



Whitish or light lilac, with a fulvous band at the suture, and 



another below the middle of the body whorl. 



Philippines. 



0. MORUS, Lam. PI. 24, figs. 32, 33, 29-31, 35-37, 39, 40, 41, 43, 



45, 47 ; PI. 25, figs. 55, 57, 58, 65, %Q. 



Dark chocolate color, with a varix on the body whorl opposite 

 the aperture, spire with three, body whorl with about seven rows of 

 small black tubercles, with a single stria between each. 



Length, 1 in. 



Red Sea, Madagascar, Philippines, AiiMralia, Viti Is., etc. 



