COLUMBELLA 



Plate XXVIII. 



Species 176. (Mus. Cuming.) 



CoLUMBELLA EORIDA. Col. testd oblongo-ovald, pellit- 

 cido-albd, titred, pimctis opaco-albis medio fasciald, 

 atifractibus convexis, snperne leviier concavo-impressis ; 

 aperturd subangnstd, labro mmplici, snperne sinuato. 



The dewy Columbella. Shell oblong, ovate, transpa- 

 rent-white, glassy, encircled round the middle with a 

 band of opaque-white dots, whorls convex, slightly 

 coneavely impressed at the upper part ; aperture ra- 

 ther narrow, lip simple, siiiuated above. 



Hab. Lord Hood's Island (found on Avicula margaritifera, 

 in coral sand, at a depth of six fathoms); Cuming. 

 A transparent, glassy shell, encircled round the middle 



with a necklace of opaque-white dots, like little pearls or 



(U'wdrops. 



Species 177. (Fig. a, b, Mus. Taylor.) 



("olumbella crassiI/ABRIS. Col. lesid ovatd, undique 



tenui cancellatd, li/tescenie, inacidis rufo-fuscis sagiUi- 



formis bifasciafim cinctd, ad basin purpureo-maculatd, 



spird breviuscidd, acuta; aperturd pared, lahro cras- 



■ The thick-lip Columbella. Shell ovate, finely can- 

 cellated throughout, yellowish, encircled with two 

 bands of red-brown arrow-headed marks, puqile- 

 spotted at the base, spire rather short, sharp ; aper- 

 ture small, lip very thick, varicose. 



Hab. ? 



A small, stout shell, with an unusually thickened vari- 

 cose lip, encircled with bauds of brown arrowhead-shaped 

 marks, with generally a conspicuous purple blotch about 

 the base. 



Species 178. (Mus. Cuming.) 



Columbella fllgida. Col. testd subelongatd, pellucido- 

 alba, fulgidd, strigis undalis pallide anrantio-fuscis 

 longiludinaliter pictd ; aperturd subangusid, labro in- 

 tus denticulato. 



The glittering Colcmbella. Shell rather elongated, 

 transparent-white, glittering, painted longitudinally 

 with faint, waved, orauge-brown streaks; aperture ra- 

 ther narrow, lip denticulated within. 



Ildb. Port Lincoln, Australia. 



A narrow, glassy shell, very delicately waved with 



orauge-brown longitudinal streaks. 



Fig. 179. (Mus. Cuming.) 

 riic shell here figured is a variety of C. diminnta, (.;. 

 Adams, described at PI. XX. Sp. 115. 



Species 180. (Mus. Taylor.) 



Columbella sagitta. Col. testd aciculari, pellucido- 

 albd, prope sutiiras opucd, maculis sagittiferis loiigitu- 

 dinalibus, deitule pmictis opaco-albii cingulatd, anfrac- 

 tibics plamdatis, ultimo coutracto ; aperturd parvd, 

 superne sinuatd, labro intus denticulato. 



The arrow Columbella. Shell acicular, transpareut- 

 white, opaque next the sutures, with longitudinal 

 arrow-headed spots, then encircled with opaque-white 

 dots, whor's rather fiat, the last contracted ; apci-ture 

 small, sinuated at the upper part. Up denticulated 

 within. 



Gaskoin, Pro. Zool. Soc. 1851, p. 10. 



Hab. Africa. West Indies. 



It is impossible to represent the glassy texture, and 



pearly, opaque-white dots of this beautiful species in a 



Species 181. (Mus. Cuming.) 

 Columbella lunata. Col. testd ovatd, medio subglobosd, 

 alba, lineis castaneis undalis subdistantibus longitudi- 

 naliler pictd, ad basin purpureo-marginatd ; aperturd 

 pared, labro intus viv denticulato. 

 The lunar-marked Columbella. Shell ovate, some- 

 what globose in the middle, white, painted longitudi- 

 nally with rather distant, waved, chestnut lines, pur- 

 ple-edged at the base; aperture small, lip scarcely 

 denticidated within. 

 Na.s,m lunata. Say, Journ. Acad. Nat. Sci. vol. v. p. 213. 



Buccinum Imiatum, Adams. 

 Hab. Cape Cod, Bay of Massachusetts, United States (a 

 few feet below low-water mark, clinging to stones, 

 seaweed, and other shells); Gould. 

 The lunar spots on this shell are formed by a longitudi- 

 nal striping of rather distant waved chestnut lines upon a 

 while ground. 



Species 182. (Mus. Taylor.) 



(loLUMBELLA vELATA. Col. testd ovatd, lavi, uitente, 

 mduneo densissime reticulata, anfractibus subplanula- 

 lis ; aperturd pared, lahro intus denticulato, superite 

 .tubsiuuato. 



T'hk, VEILED Columbella. Shell ovate, smooth, shin- 

 ing, very densely reticulated with chestnut, whorls 

 rather flattened; aperture small, lip denticulated with- 

 in, slightly sinuated at the upper part. 



Hab. ? 



A smooth shell, of sim[)le growth, veiled, as it were, 



with a very close network paiutiug of dark chestnut. 



April, 1859. 



