CONUS. 21 



spot here and there. Not so large as the type, rarely exceeding 

 an inch in length. 



C. MACULIFERUS, Sowb. PI. 5, fig. 78. 



Shell wide, with short spire, slightly coronate; yellowish white 

 w r ith two revolving series of irregular longitudinal chestnut 

 markings, which are sometimes partially connected one with 

 another in each series. Length, 30 mill. 



Red Sea. 

 C. BALTEATUS, Sowb. PI. 5, figs. 79-81. 



Shell olive-brown or brown violaceous, with a more or less 

 irregular white band below the middle, and another one below 

 the tuberculated spire ; interior of aperture tinged with violet. 



Length, 1 inch. 



Philippines, Nicobar Islands, Mauritius. 



C. pigmentatus, Adams and Reeve (fig. 80), and C. cernicits, 

 H. Adams (fig. 81), are synon}^ms. In the latter, and sometimes 

 also in the former, the painting is more or less obscurely macu- 

 lated with white, but the specimens before me sufficiently indi- 

 cate the identity of these species. 



C. ENCAUSTUS, Kiener. PL 5, figs. 82, 83. 



Spire depressed, grooved and coronated with tubercles, body- 

 whorl with distant punctured grooves, more strongly and closely 

 grooved towards the base; clouded with chocolate- and ash-color, 

 and encircled with numerous chocolate and white spots in lines ; 

 aperture purplish. Length, 1'25 mill. 



Marquesas Islands. 



C. pr&text us, Reeve (fig. 83), is a synonym. 



C. MILTARIS, Hwass. PL 5, figs. 84-90 ; PL 27, fig. 12. 



Shell with spire more or less raised, striate or sometimes nearly 

 smooth, with or without tubercles; bocty-whorl striate, the stride 

 usually grannlous towards the base, and sometimes throughout ; 

 yellowish or light chestnut or grayish, variously clouded with 

 darker chestnut or olive, often irregularly light-banded at the 

 middle, and below the spire, and encircled with chestnut spots 

 on the strife ; interior chocolate, with a central white band. 



Length, '75-1-25 inches. 



lied Sea to Isle of Bourbon and Natal, 



and to Sandwich and Galapagos Islands. 



