CONUS. 73 



work, as it was probably ascertained to be a sj'nonym in time to 

 prevent publication. I place here also : 



Var. ORBITATUS, Reeve. PL 23, fig. 75. 



Ridges flat, the grooves between them pricked and striated ; 

 whitish, variegated with burnt brown; spire acuminated, apex 

 raised and sharp. 



C. PLANIL1RATUS, Sowb. PI. 23, fig. 76. 



Spire maculated with chestnut, spirally striate, minutely can- 

 cellate ; body-whorl distantly grooved, yellowish white, maculated 

 with chestnut spots, forming obscure bands. Length, 22 mill. 



Habitat unknown. 



C. AUSTRALIS (Chemn.), Auct. PI. 23, figs. 77, 78. 



Shell distantly channeled throughout, the interstices usually 

 plane, sometimes minutely granular; channels narrow, longi- 

 tudinally striated; spire much elevated, acuminated, striate, 

 sometimes obscurely minutely coronated ; yellowish brown, with 

 light chestnut longitudinal short irregular lines, and clouds of 

 the same color forming three obscure interrupted bands. 



Length, 2-3-5 inches. 



Australia, Moluccas. 



C. laterculus, Sowb. (fig. 78), is a young shell of this species. 



C. STRIGATUS, Hwass. PI. 23, fig. 79. 



Shell elongately turbinated, somewhat cylindrical, whitish, 

 encircled throughout with a number of interrupted, close-set, 

 cinnamon-brown stripes, and palely variegated with oblong- 

 blotches of the same color ; spire convexly raised. 



Length, 1-25 inches. 



Habitat unknown. 



A doubtful species, and possibly not the one intended by the 

 original description. 



C. SULOATUS, Hwass. PL 23, figs. 79a-81. 



Shell with revolving grooves crossed by longitudinal striae, the 

 intermediate ridges flat or rounded, smooth ; spire short, cari- 

 nated, striate, sometimes with distant compressed tubercles ; 

 light yellowish brown, or whitish. Length, 2-2'5 inches. 



China, Singapore. 



