CONUS. 39 



A doubtful species ; it may possibly = the preceding, but is 

 proportionally stouter. 



C. MAZEI, Desk. PL 11, fig. 10. 



Shell long and narrow, with striated, conical spire, and smooth 

 body-whorl, at base distantly punctate-striate ; yellowish white, 

 with rather distant rows of chestnut spots. Length, 60 mill. 



Martinique ; deep sea. 



A remarkable species, of which a single specimen was obtained 

 as above. 



Section VIII. CAPITAJJEI. 

 Rhizoconus, pars, Morch. 



C. SUMATRENSIS, Hwass. PL 11, figs. 11, 12. 



Spire usually somewhat convex, striate, white, broadly flamed 

 with chocolate ; body-whorl white or yellowish brown, with 

 irregular chocolate longitudinal strigations ; partially interrupted 

 so as to form a central white band. Length, 2*5-3*5 inches. 



Red Sea ; ? Sumatra. 



Var. NEMOCANUS, Hwass. Plate 11, fig. 12. 



The longitudinal markings are less defined, broader, and give 

 a darker shade to the shell. 



Red Sea, E. Indies, Mauritius, Philippines, N. Caledonia. 

 C. badius, Kiener, and C. laevigatus, Sowb. (in part), are syn- 

 onymous. 



< 

 C. VEXILLUM, Gmelin. PL 11, figs. 12 a, 13, 14. 



Shell large and rather thin ; spire striate ; yellowish or chestnut- 

 color, with an irregular white central band, sometimes obso- 

 lete, and occasionally another interrupted band at the shoulder; 

 spire variegated with white and chestnut broad flames, the latter 

 often overlaying also the lighter chestnut of the bod j> -whorl. 



Length, 3-4*5 inches. 



E. Africa, Ceylon, Java, Philippines, 



N. Caledonia, Samoan Isles. 



This species includes C. laevigatus, Sowb., pars (fig. 13), and 

 possibly C. Robillardi, Bern. (fig. 14) ; the latter a young shell. 



