Zoological Society. 69 



thorns : chiefly in sandy situations. It was also found imbedded in 

 the fossiliferous cliffs which surround a portion of the Bay of Mag- 

 dalena. 



Cab. Belcher and Cuming. 



Terebra aspera. Ter. testa turrit o-subulatd, acuminatd, pallidd, 

 aurantiacd vel fused ; anfractibus subrotundatis, longitrorsum sub- 

 conferte plico-costatis, nodulosis liris transversis decussantibus , 

 superne cingulo plico-nodulifero sparsimfusco maculato ; anfractu 

 ultimo rotundato, ad basin albo fasciato ; aperturd colorem testes 

 simulante; columella plicatd. Axis 23 lin. 



Hab. Panama, Monte Christi, St. Elena, west coast of America ; 

 in from six to ten fathoms, sandy mud. 



Cab. Cuming. 



Terebra tuberculosa. Ter. testa turrito-subulatd, acuminatd, 

 olivaced ; anfractibus planulatis, leevigatis, politis, superne cingulo 

 tuberculato, area inferiore triseriatim tuberculato, seriebus duabus 

 super ioribus frequenter subevanidis ; anfractu ultimo subquadrato, 

 unicolore, multiseriatim tuberculato; columella contortd. Axis 

 24 lin. 



Hab. Panama, Gulf of Papagayo, and San Bias ; in from four to 

 eleven fathoms. 



Cab. Belcher. 



Terebra specillata. Ter. testd gracile turrito-subulatd, valde 

 acuminatd, alba, rufo sparsim maculatd et nebulosd ; anfractibus 

 subplanulatis longitrorsum subdistanter tenue plico-costatis, trans- 

 versim leviter striatis, superne cingulo tuberculato, interstitiis 

 tuberculorum prcecipue pictis ; anfractu ultimo fasciato ; aperturd 

 parvd; columella subrectd. Axis 20 lin. 



Hab. San Bias ; from seven fathoms, sandy mud. 



Cab. Belcher. 



Terebra intertincta. Ter. testd turrito-subulatd, pallidd vel 

 ccerulescente ; anfractibus planulatis, politis, duabus vel tribus 

 lineis transversis, superne cingulo tuberculato, inferne obsolete 

 tuber culo-plicatis, interstitiis tuberculorum fusco maculatis ; an- 

 fractu ultimo subrotundato, uniseriatim tuberculato, interstitiis 

 nebulosis ; aperturd ovali. Axis 20 lin. 



Hab. Gambia ; among sandy mud. 



Cab. Cuming and Saul. 



Terebra radula. Ter. testd turrito-subulatd, fulvd, nitidd ; an-, 

 fractibus rotundatis, plicis tuberculatis longitudinalibus et trans- 

 versis cancellatis, prope suturam serie tuberculorum majusculorum ; 

 anfractu ultimo ad basin albo anguste fasciato ; aperturd oblong d, 

 concolore. Axis 19 lin. 



Hab. Puerto Portrero, west coast of America ; in thirteen fathoms, 

 coral sand. 



Cab. Cuming. A single specimen. 



Terebra bifrons. Ter. testd turrito-subulatd, Icevigatd, fused; 

 anfractibus rotundatis, inferioribus multiseriatim tuberculatis, su- 



