MARGINELLA. 



Plate VI. 



Species 19. (Fisi'. a, />, Mus. Cuming.) 



lM.\UGlNELL.i OLlv.EFORMis. Mary. tcsUi coiiico-ob- 

 lomjd, violacco-carneu, lacleo-albo strigald et iiebiilald, 

 npird bffviiifiCiiltt, aiifractiljiis siiperne dccUvi-tiiryi- 

 dis ; labro lati iuci'assalo, anratitio viarginalo, iutits 

 romceo. 



The olive-sh.^ped Marginella. Sliell conically 

 obloiiK, violet flesh-colour, streaked and clouded 

 with milky- white, spire rather short, whorls slopingly 

 turgid round the up])er part; lip broadly tiiickened, 

 edged with orange, pinkish within. 



Kienek, Icon. Coq. viv. p. 12. pi. S. f. 36. 



Hub. Senegal, A\ est Africa. 



A neat delicately-coloured species, prettily tinted in the 

 interior with a warm pink. 



Species 20. (Fig. (?, b, Mus. Cuming.) 



MaIIGINELLA NIVOSA. Mary, testa subobeso-couicd, 

 viulaceo-spadiced, opaco-albd lonyitudinalUer floccatd, 

 spird brevi, anfractibns siiperne gibbosiiisciilis ; labro 

 iucrassato, alio. 



The ssow-flaked Marginella. Shell rather stoutly 

 conical, violet-fawn, longitiuliiially flaked with opaque 

 white, spire short, whorls rather gibbous round the 

 upper part , lip thickened, white. 



Hinds, Pro. Zool. Soc. 1844, p. 74. 



ILib. West Indies. 



A round-shouldered shell, longitudinally flaked with 

 opake-white, upon a peculiar violet-fawn ground. 



Species 21. (Fig. a, b, Mus. Cuming.) 

 JIarginella labiata. Mary, testa obeso-pyrifornd, 

 albidd, Ikido-vivluceo tinctd et obscure lale trifusciatd, 

 spird pared, brevissiiiid, anfractibns siiperne tnniido- 

 rutundatis, nittiitibus ; labro late incrassato, aurantio 

 niaryuintu. 

 The lipped Marginella. Siiell stoutly pear-shaped, 

 very short, wdntish, tinged and obscurely broadly 

 three-banded with livid-violet, spire small, whorls 



tumidly rounded at the upper part, shining ; lip 



broadly thickened, edged with orange. 

 "Valenciennes, Kiener, Icon. Coq. viv. pi. 11. f. 2. 

 Hab. Gulf of Mexico. 



Remarkable for the delicacy of its shining livid enamel, 

 and characteristic orange-bordered lip. 



Species 22. (Fig. a, h, Mus. Cuming.) 



Marginella Largillieri. Mary, testa ovatd, pallide 

 violaceo-spadiced, medio plus minus obscure latifas- 

 ciatd, maculis albidis eximie floccatd, spird immersd, 

 anfractibns convexo-rotandatis ; labro incrassato, au- 

 rantio, coluinelld iriplicatd. 



Laugillier's Marginella. Shell ovate, pale violet- 

 fawn, more or less obscurely broad-banded in the 

 udddle, delicately flaked with whitish spots, spire 

 immersed, whorls convexly rounded; lip thickened, 

 orange, columeda three-plaited. 



KiENER, Icon. Coq. viv. p. 43. pi. II. f. 3. 



llab. Bahia. 



.Another very delicate and la-autiful species in wliich 

 the spire is quite immersed, and the columella only three- 

 plaited. 



Species 23. (Fig. a, b, Mus. Cuming.) 



Marginella cuhta. Mary, testd obtuse couicd, livido- 

 yrised, opaco-aUio copiose teniie lentiyinosd, spird 

 parvd, acuta, anfractibns sitperne yibboso-anijulutis ; 

 labro incrassato, aurantio maryinato. 



The short Marginella. Shell obtusely conical, livid 

 grey, copiously finely freckled with opaque white, 

 spire small, sharp, whorls gibbously angled round 

 the upper |)art ; lip thiekeueil, edged with violet. 



SowERBY, Pro. Zool. Soc. 1832, p. 105. 



Hub. Lpiiqui and Payta, Peru, (dredged from a bed of 

 fine black sand), Cuming. 



The most characteristic feature of this species is its 

 obtusely conical form, the upper part of the whorls being 

 gibbously angled. 



August, 1S(;4. 



