96 



Differing from M. nitidu in the colouring and the shortness of the 

 spire, and in the outer lip being more broadly reflected. 

 In Mr. Cuming's coUection. From the West Indies. 



Marginella crassilabrum. Marg. testd subovali, in medio suban- 



gulatd, pallide griseo-fulvd ; spird brevi ; anfractibus distinctis, 



uliimo dilatato, ad spiram elevato ; columelld pHcis ąuatuor, qua- 



rum du(B anticce prominentes, spiraliter elongatis ; labio externo, 



crasso, lafe incurvo, angulato, extus varicoso, ad apicem tumide 



elevato. 



This species is remarkable for the broad angular disc formed by 



the outer lip, ■vvhich is much thickened at the back and raised so a3 



nearly to cover the spire. 



In Mr. Jackson's and Mr. Cuming's collections. From the West 

 ladies. 



Marginella tjeniata. Marg. testd ovali, cylindricd, pallidk fulvd, 

 fasciisfuscis tribus cinctd ; spird brevi ; aperturd elongatd, postice 

 subangustatd ; columelld plicis cuatuor, quarum duts anticce ma- 

 jores ; labio extemo l<svi, late reflexo. 



Differing from M. avena in having a shorter spire and the outer 

 lip more broadly reflected. 



In Mr. Cuming's collection. Locality unknovvn. 



Marginella albo-cincta. Marg. testd subconicd, subangulatd, 



l(Bvi; spird productd; anfractibus angulatis.ultimo/ascid albdprope 



angulum, et altero ad terminum anticum citicto inter fascias fusco 



maculato et punctis nigris picto ; colmnelld guadriplicatd. 



Provisionally described from a young specimen in Mr. Cuming's 



collection. When full-grown it would probably resemble M. nube- 



culata in form. 



Marginella Pseudo-faba. {M. Faba, Lam. Auim. s. vert., vii.) 

 Marg. testd angulatd, antici attenuatd, subrecurvd, pallidi/ulvd, 

 griseo-nebulatd, punctorum irregularium seriebus 10 sparsim 

 cinctd ; spird prominuld ; anfractibus angulatis, ad angulum validi 

 crenulatis, crassis, paululilm arcuatis, postici angulatis, antice 

 emarginatis, attenuatis. 



Much more angular than the true M. Faba, and has the anterior 

 part of the body-whorl tapering and bent upwards. 



In Mr. Cuming's collection. From the river Gambia, West Africa. 



Marginella Fauna. Marg. testd ovali, subcylindricd, pallidissime 

 aarned, spird brevi ; columelld oblicue guadriplicatd ; labio prope 

 medium incurvo, extus subincrassato. 



Slightly resembling M. pallida, but more oval ; the lower part of 

 the aperture less open, and the outer lip thicker. 



In Mr. Cuming's collection. From the isle of Curasso... -;.• 



Marginella multilineata. Marg. testd ovali, strdmined, lineis 

 rubris numerosis cinctd; spird peni celatd, apice fascid ruhrd cir- 

 culari cincto; aperturd antice et postice emarginatd ; columelld albd, 



