'\ I.I' II 



uml>ilicated. A pcrtm v nan -..\v. I'm. :tr : rolumflln f<>ld ioU8, 



hardly perforated. Alt. I, .li;un. 1 mill, i (,'/' 



IIn'/ l\'nnff II" 



C. oporosa GLD., Proc. Boat. Sue. N. II.. vii, p. 1 10 ; Otia, p. 112. 



C. PROTRACTA Gould. Uliji<iUr> <! . 



Shell ratlMT luge, solid, cylindrical, bony, >pirally sculptured ; 

 apes <>ldi<|uely truncated, carinated, with a crater-shaped p.Ttora- 

 tion. Aperture narrow ; lip angular behind ; columella short, solid, 

 strongly plicate. Alt. ll>. diam. 5 mill. (GVd.). 



Coast of Chin' i. 



C.protracta GLD., Proc. Bost. Soc., vii, p. 140; Otia, p. llo. 

 SMITH, Zool. Coll. Alert, p. 505. 



Smith reports this species from Cerf Island, Mascarenes, 10 fms. 

 C. MELAMPOIDES Gould. Unfit/ tired. 



Shell small, solid, ovate, ivory-like, polished, encircled 1>\ .-tri: 

 anteriorly ; vertex obtuse, impressed, imperforate ; base acutely 

 rounded; aperture dilated anteriorly; lip scarcely produced : <"1- 

 umella short, imperforate. Alt. 4, diam. 2 mill. (Old.). 



China Seas. 



C. melampoides GLD., Proc. Bost. Soc., vii, p. 140 ; Otia, p. 113. 

 C. GRANULUM Philippi. Unfiyured. 



Shell small, ovate-conic, subperforate at both end*, much attenu- 

 ated above, rounded at base and transversely striated, the rest of 

 the shell very smooth ; milk white ; aperture very narrow above, 

 linear, strongly dilated at base, obsoletely plicate; outer lip pro- 

 duced far over the vertex above. Alt. 14, diarn. i lines. (PAi/.). 



China. (Largilliert). 



BnUn gmmdum Ph., Zeitschr. f. Mai., 1851, p. 63. 



Indo-Pacific Spc< 

 C. CONCINNA A. Adams. PI. 59, fig. 10. 



Shell ovately cylindrical, below somewhat acuminate, white, shin- 

 ing, opaque, very minutely transversely spirally striated; apex 

 deeply umbilicated, aperture linear, a littledilated below : columella 

 slightly sinuous, plait ol)>ulete, outer lip produced, extending bej >nd 

 the apex. (Ad.'). 



Manila, 3 fms. (Cuniing) ; Mut:n Jf</rf>or, Japan, (' fms. (St. 

 John). 



21 



