500 Zoological Society. 



supra canalem transvershn slriulo ; aperlurd breviusctild, suh- 

 simiosd, labio coliimeUarl levato. 

 Found under stones at Monte Christi, West Columbia ; H. Cuming. 



CoLUMBELLA CATENATA, nob,, Thes. Couch. pi. 40. f, 171. Col. 

 testd ohlongd, crassd,pallidd, undulatim castaneo-marmoratd, apice 

 acumimtto, obtiisiusculo ; anfractibus 6, longitudinaliter costatis, 

 interstitiis Icevibus, ultimo antice transversim striata; aperturd 

 latiusculd, denticulls parvis 4, lubii columellaris obtusis. 



Locality unknown; Mr. Cuming's collection. 



CoLUMBELLA NIGRICANS, uob., Thcs. Concli. pi. 40. f. 172. Col. 

 testd oblongd, nigricante, apice acuminata, anfractibus 6, longitu- 

 dinaliter costatis, interstitiis costarum te7imter transversim striatis; 

 suturd distinctd, crenulatd, albicante, margine labii externi pallida. 



Gallapagos Islands; Mr. Cuming's collection. 



CoLUMBELLA DoRMiTOR, uob., Tlies. Couch. pi. 40. f. 173. Col. 

 testd ovatO'Conoided,pallescente, spird conicd, breviusculd ; anfrac- 

 tibus 6, transversim sulcatis ; aperturd Icevigatd, margine interna 

 labii externi cremilata. 



St. Vincent's ; Rev. L. Guilding. In Mr. Gray's collection. 



CoLUMBELLA GuiLDiNGii, iiob., Thcs. Conch. pi. 40. f. 175, 176. 

 Col. testd oblongo-pi/ramidaVi , pallescente, brunneo-variegatd, apice 

 acuminato-subturritd ; anfractibus 6, longitudinaliter costatis et 

 transvershn striatis ; aperturd longiusculd, sinuosd, canali subelon- 

 gato, extus transversim sulcato. 



In the British Museum ; found at St. Vincent's by the late Rev. 

 Lansdowne Guilding. 



CoLUMBELLA Brodkripii, nob., Thes. Conch, pi. 40. f. 178, 179. 

 Col. testd oblongO'turritd, leevi, castaned, vurie albo-maculatd et 

 guttatd; anfractibus 5, subventricosis, oblongd, latiusculd, labio 

 externa intiis denticuUs 2-3 obsoletis instructa ; anfractu ultimo 

 antice transversim striata. 



Alboran Island ; W. J. Broderip, Esq. In the British Museum. 



CoLUMBELLA Kraussii, uob., Tlies. Conch, pi. 40. f. 180, 181. 

 Col. testd avato-oblongd, Icevi, albicante, lineis castaneis undulatis 

 signatd; anfractibus 5-6, subventricosis, langitudinuliter costel- 

 latis, costellis distantibus, interstitiis lavihis ; aperturd latd ; 

 canali bi-evissimo. 



In the British Museum ; found at Natal by Dr. Krauss. 



CoLUMBELLA MONILIFERA, Uob., ThcS. Conch. pi. 40. f. 177. Col . 



testd turritd, albd, macuUs irregularibus brunneis pictd, spird 

 acuminata; anfractibus 7, longitudinaliter costatis et transversim 

 sulcatis, series tres posticas et seriem tinicam costeUarum granuli- 

 ferarum anticam efformantibus ; aperturd brevi, latiusculd. 



From the West Indies ; the late G. Humphrey. 



CoLUMBELLA pusiLLA, nob., Thcs. Couch. pi. 40. f. 182, 183. 

 Col. testa ovatd, Iccvi, albicante, lineis pallid^ brunneis pictd ; spird 

 snbacuminatd ; anfractibus 5-G, subventricosis ; aperturd latiusculd, 



