133 



umbilicus large ; operculum shelly, spiral, its volutions smooth 

 within, and with a reflected spiral lamella outside. Jamaica. 



119. C. scabriculum. (pi. xxviii. f. 147.) nob. 



T. globoso-conoidea, albida, spira breviuscula, decollata, 

 anfractibus quatuor, rotundatis, spiraliter sulcatis, sulcis con- 

 fertissime decussatis, asperis ; sutura distincta ; apertura circu- 

 lari, peritremate duplici, interno tenui, externo late expanso, 

 undulato, postice undulato-lamellari : umbilico mediocri ; 

 operculo lamella levata spirali. 



Shell globosely conoidal, whitish, with a rather short decol- 

 lated spire, consisting of 4 rounded, spirally grooved volu- 

 tions ; grooves very finely decussated, rough ; suture distinct ; 

 aperture circular, peritreme double, inner thin, outer broadly 

 expanded, undulated, posteriorly undulated lamellar ; umbi- 

 licus middling ; operculum with a spiral elevated lamella. 



Jamaica. 



120. C. LiEVE. (pi. xxix. f. 220 to 222.) Gray, in Supp. 

 to Wood's Ind. Testae, t. 6. f, 5. Turbo immaculatus, &c. 

 Chemn. ix. p. 57- t. 123. f. 1063. 



T. globoso-conica, tenui, pellucida, albida, laevi, spira 

 acuminata ; anfractibus quinque, subrotundatis, ultimo ventri- 

 coso ; apertura subcirculari ; peritremate reflexo, latere 

 columellari sinuato ; sutura subobtecta ; umbilico parvo ; 

 operculo tenui, corneo, spirali. 



Shell globosely conical, thin, pellucid, whitish, smooth, 

 with an acuminated spire ; volutions 5, slightly rounded, the 

 last ventricose ; aperture nearly circular ; peritreme reflected, 

 its columellar side sinuated ; suture partly hidden ; umbilicus 

 small ; operculum thin, horny, spiral. First brought by Dr. 

 Solander, in 1780. I have since received it from Lucon, 

 collected by J. K. Smith, Esq., and Mr. Cuming has brought 

 six varieties from the Philippine Islands. The young shell 

 is keeled. 



121. C. nitidum, (pi. xxix. f. 225, 226, 227.) nob. 



T. globoso-conica, tenui, pellucida, kevi, albida, interdum 

 fusco-variegata ; spira acuminata, anfractibus 5, rotun- 

 datis, ultimo maximo, ventricoso ; apertura circulari, peritre- 

 mate reflexo, latere columellari subsinuato ; sutura distincta ; 

 umbilico parvo : operculo tenui, corneo, spirali. 



Shell globosely conical, thin, pellucid, smooth, white, or 

 whitish variously speckled and marked with brown ; spire 

 acuminated, consisting of 5 rounded volutions, of which the 

 last is very large and ventricose : aperture circular, with a 



R 



