30 CONUS. 
C. noptiis, Linn. PI. 8, figs. 47-49. 
Spire depressed, with suleate and finely striate volutions, 
shoulder-angle sharp; yellowish brown or chestnut, with close 
revolving lines of numerous small chestnut spots, whole surface 
irregularly overlaid by triangular large white spots. 
Length, 2—2°5 inches. 
Philippines, Moluccas, Andaman Is. 
C. cordigerus, Sowb. (fig. 48), and C. victor, Brod. (fig. 49), are 
synonyms. 
C. THALASSIARCHUS, Gray. PI. 8, figs. 50, 51. 
Spire depressed and nearly smooth, with a sharp angle ; white, 
longitudinally and angularly reticulated with chestnut lines, 
chocolate-tinted at the base ; sometimes with an irregular central 
white band covered by revolving lines of spots, and occasionally 
with yellowish bands above and below the latter and similarly 
spotted. Length, 2-3 inches. 
Philippines, Red Sea (Jickel1). 
C. castrensis, Gould, has priority of publication, but as that 
name has not obtained currency, it is, perhaps, best not to 
revive it. 
C. Amanpts (Martini), Auct. PI. 8, fig. 52. 
Spire striate, channeled, concavely elevated, sharp-pointed, 
shoulder-angle sharp; lower part of body-whorl punctured- 
grooved; orange-brown to chocolate-colored, thickly covered 
with large and small subtriangular white spots, which by their 
varied disposition sometimes form a white central band, or dark 
bands above and below the centre—the latter occasionally bearing 
articulated revolving lines. Length, 2°5-3-5 inches. 
Ceylon, Java, New Caledonia, Polynesia. 
C. Wernkavrril, Lobbecke. Pl. 8, fig. 53. 
Spire gradate ; body-whorl striate towards the base; whitish, 
encircled by numerous alternate rows of large and small oblong 
chocolate blotches. Length, 80 mill. 
New Caledonia. 
C. Coxent, Brazier. Pl. 9, fig. 58. 
Shell fusiform, thick, heavy, with twenty deep, spiral punctated 
