118 



Columbella costellata. Col. testd oblongo-pyramidali, albidd, 

 casta?ieo-nigricante maculatd; spird acuminatd ; anfractibus 8 — 9, 

 longitudinaliter costellatis, ultimo ad basin spiraliter striato : 

 long.^, lat. ^ poll. 



Hab. ad Panamam. 



A single specimen was found at a depth of sixteen fathoms. 



Columbella Guttata. Col. testd oblongo-pyramidali, laevigata, 

 fused, maciilis guttulisque albidis notatd ; spird acuminatd, ple- 

 rtimque decollatd ; anfractibus 7 — 8, ultimo spiraliter striato ad 

 basin ; aperturd albicante, dentibus internis peritrematis superiori- 

 bus majusculis : long. T V> lat. Vt> poll, paullb plus. 

 Hab. ad Panamam, sub lapidibus. 



This species has been long well known ; Mr. Sowerby is not how- 

 ever aware that it has been hitherto described. 



Columbella varians. Col. testd ovatd, medio ventricosd, albidd, 

 coloribus variis pictd ; spird breviter pyramidali ; anfractibus 

 , 4 — 6, spiraliter sulcatis ; superne subangulatis, noduliferis ; aper- 

 turd angustd, flexuosd ; peritremate supetme angulato, intus den- 

 ticulato ; labio interno prope basin denticulato ; columella denti- 

 bus tribus, parvis : long. VV> tat. T 5 -<j- poll. 

 Hab. ad insulas Gallapagos. (Hood's Island.) 

 A very pretty species, exceedingly variable in its colouring. It 

 would appear that it abounds in some spots ; for Mr. Sowerby has 

 a great number brought by the Endeavour, Capt. Cook, many years 

 since, but without locality. 



Columbella angularis. Col. testd oblongo-pyramidali, pallidd, 

 fusco varid ; spird subulatd ; anfractibus 10, longitudinaliter 

 costatis, ultimi medio subangulato, basi reflexo ; aperturd subqua- 

 dratd, canali longiusculd, latd ; peritremate extus incrassato : 

 long. 1-jV, lat. ^poll. 



Hab. ad Panamam. 



Columbella castanea. Col. testd ov ato- oblong d, castaned,punc- 

 tulis albidis conspersd ; spird breviusculd, acuminatd ; anfracti- 

 bus 5, superne anguliferis, ultimo magno, ad basin spiraliter sul- 

 cato ; aperturd elongatd, flexuosd, superne angulosd ; peritremate 

 aurantiaco ; labio externa intus denticulato ; interno superne cal- 

 lifero, medio albo croso, infrh plicato-rugoso : long .-*-&, lat. -fopoll. 

 Hab. ad oras America? Centralis. (Real Llejos.) 

 A few specimens only of this species have been found ; and some 

 had already been brought to England long ago. All appear to have 

 been picked up on the shore. 



Columbella sulcosa. Col. testd ovato-oblongd, fulvd, nigri- 

 cante, vel rufo-nigricante lineatd ; spird acuminatd ; anfractibus 

 7 , longitudinaliter costatis, decussatim spiraliter sulcatis ; caudd 

 reflexd ; aperturd superne latiore, infra canali distinctd • labio 

 externo extits incrassato, intus denticulis 4 centralibus • interno 

 rug is basalibus nonnullis : long. 1 ,V, lat. ,\ poll. 



