26 CONUS. 



C. BCETICUS, Reeve. PL 6, figs. 12-14. 



Spire striate, slightly tuberculate, body-whorl granular, striate 

 towards the base ; white, marbled with chestnut or chocolate, 

 with revolving rows of chestnut spots. Length, 1-1-5 inches. 



Philippines, Moluccas. 



C. rivularis, Reeve (fig. 13), in which the granules extend 

 more or less over the entire surface, may be considered a synonym 

 or slight varietj 11 , the variation being in the direction of the pre- 

 ceding species. C. albomaculatus, Sowb. (fig. 14), is a similar 

 shell, and has priority of publication, but I am not positive as 

 to its identity with hoeticus. 



C. MURICULATUS, Sowb. PL 6, fig. 15. 



Shell with straight sides, and short conical spire, the shoulder 

 sharply angulated and tuberculated ; body-whorl strongly striate 

 towards the base, encircled throughout with lines of granules ; 

 white, violet-tinged towards the base, with two light chestnut or 

 yellowish brown, broad, irregular and somewhat indistinct bands. 



Length, 1 inch. 



Philippines. 

 C. PLUMBEUS, Reeve. PL 7, figs. 16, IT. 



Shell violaceous, more or less marbled with chestnut, and more 

 or less granular on the body-whorl ; spire convex^ conical, 

 tuberculated ; aperture violaceous. Length, 1 inch. 



South Africa. 



C. liratus, Reeve, is a juvenile of this species. It is closely 

 related to C. muriculalus. 



C. MOLUCCENSIS (Chemn.), Auct. PL T, figs. 18, 19. 



Shell coronated ; yellowish white, marbled and streaked with 

 chestnut, with minute revolving lines of granules .which are 

 often somewhat articulated red-brown and white. 



Length, 1*6 inches. 



Moluccas. 



The synonyms are C. Stain forthii, Reeve, and C. proximus, 

 Sowb. (PL 1, fig. 19); the latter less granulate and apparently 

 not fully grown. 



C. MAGELLANICUS, Hwass. PL 7, figs. 20-23 



Shell smooth, with distant revolving striae, the upper ones 

 nearly obsolete ; spire concavely depressed, with raised apex and 



