92 NATIOA. 



columellari umbilicum tegenti. — Eather narrow and pyra- 

 midal ; livid, with brown markings, with a narrow umbilicus, 

 partly covered by the white columellar callus, as it narrows 

 obliquely towards the lower part. 



102. GRACILIS, f. 156, Sowerby. — Pallida, quam N. ja- 

 maicensis magis oblique pyramidata, ad suturam leviter 

 plicata lobo castaneo columellari umbilicum dimidiatim 

 tegenti ; spira elevata, anfractibus convexo-declivibus, aper- 

 tura breviuscula. — Oblique, with a chestnut-coloured pad 

 half covering the epidermis. 



103. PALLIDA, f. 137, Broderip. — Alba, ovato-subpyra- 

 midata ; spira elevata, ultimo anfractu supra aperturam 

 conveso ; apertura subpyriformi, callo columellari ad um- 

 bilicum tumide lobato ; umbilico angusto, partim obtecto. — 

 The last whorl is elevated and swollen above the aperture, 

 and the callus more than half covers the narrow umbilicus. 



104. suFFUSA, f. 129, 130, Reeve. — Oblique cylindracea, 

 purpureo suffusa, tenuis, angusta ; spira subproducta, apertura 

 pyriformi, columella alba, turhida. — Obliquely cylindrical, 

 rather thin, suffused with a purple tint, no umbilicus. 



105. PUERiLis, f. 132, Gould. — Parva pyramidata alba; 

 umbilico parvo, per callum fere obtecto. — There is very 

 little appreciable character about this dull white pyramidal 

 shell ; it has a little half-round pad on the coiunaella nearly 

 covering the narrow umbilicus. 



106. IMMACULATA, f. 147, Totteu. — Parva sordida sub- 

 cylindracea ; spira acuminata, umbilico angusto ; apertura 

 superne callosa. — Eather cylindrical, with no particular 

 colour, no markings, and a narrow umbilicus. 



107. MOZAiCA, f. 133, 134, Soiverhy. — Ovata, alba maculis 

 magnis castaneis quadratis quadrifariam tessellata, prope 

 suturam maculis paucis, elongatis ; spira brevissima ; anfractu 

 ultimo ad suturam tumid o, infra medium subventricoso ; 

 apertura semicirculari, labio columellari superne calloso, 

 lobo rotimdo umbilicum tegenti. 



108. PAViMENTUM, f. 97, i2eew.— Parva globoso-subcylin- 

 dracea alba nitens, cseruleo fasciata, maculis castaneis tes- 

 sellata, umbilico tecto. — On the main whorl there are a 

 central and a lower blue band with small tessellated spots in 



