HELIX. 



Plate LXXXIII. 



Species 442. (Mus. Cuming.) 



Helix cinnamome.\. Hel. testa vix umbUicula, depresm, 

 lenui, nitidd, diaphand, minulmime el irreijnlariter 

 striata, cinnamomed ; suturd niediocri ; anfracliljm 

 septem, aiigiislis, vix contexiuscuUs ; umbilico parco, 

 seiniteclo ; aperturd subobliqud, semilunari ; peristo- 

 mate simplici, tenui, acuta. 

 The cinnamon Helix. Shell scarcely umbilicated, de- 

 pressed, thin, sliining, diaphanous, very niiuutely and 

 irregularly striated, cinnamon-coloured ; suture mid- 

 dling ; whorls seven, narrow, slightly convex ; umbi- 

 licus small, half-covered ; aperture rather oblique, 

 semilunar ; lip simple, thin, shaq). 

 Valenciennes, Eydoux, Mag. de Zool. 1S38, pi. 116.1'. 1. 

 Hai. Natunas Archipelago, China Sea. 



A smooth shining horny species, of a peculiar cinnamon- 

 colour. 



Species 443. (Fig. a, b, Mus. Cuming.) 



Helix Taranaki. Hel. testd umbilicald, depressd, solidi- 

 ttsculd, pallide corned, nitiduld, superne couferlim cos- 

 tulato-striatd, basi Iceviore ; spird parum eletatd ; an- 

 fractibus quinque, convexiusctiUs, ultimo latiore, antice 

 vix descendente ; umbilico mediocri, pervio ; aperturd 

 transverse lunato-ovali ; peristomate lenui, expamo, 

 intits nitide albo, marffine basali strictiusculo, rejlexo, 

 columellari dilatato, patente. 



The Taranaki Helix. Shell umbilicated, depressed, 

 rather solid, pale homy, shining, closely rib-like 

 striated at the upper part, smoother at the base ; 

 spire but little raised ; whorls five, rather convex, the 

 last broader, scarcely descending in front ; umbilicus 

 middling, open ; aperture transversely lunar-oval ; lip 

 thin, expanded, shining white witliin, basal margin 

 rather drawn out, rellectcd, columcllar margin dilated, 

 open. 



(iRAY, New Zealand, App. pi. 1. f. fi, 7. 



Ilnh. New Zealand. Possession Island, Torres Straits ; Ince. 



Of a transparent homy texture, sculptured on the upper 

 part with very fine rib-like striae, which at the base become 

 obsolete. 



corned, tenui, pellucidd, superne contpieui confer tim 

 costulato-strinld , ba»i lariore ; aii/ractibu» lex, plano- 

 convexit, ultimo carinalo ; aperturd trannerti lunari ; 

 peristomate simplici, tenui, marffine columellari vix 

 dilatato. 



The defiled Helix. Shell narrowly umbilicated, de- 

 pressed, homy, thin, transparent, conspicuously closely 

 rib-like striated at the upper part, smoother at the 

 base; whorls six, flatly convex, the last keeled ; aper- 

 ture transversely lunar ; lip simple, thin, columcllar 

 margin scarcely dilated. 



Pfeiffeb, Pro. Zool. Soc. 1851. 



Uab. ? 



In this species, which is of a very thin pellucid trxture. 

 the stria; are very prominently developed on the upper 

 surface, and, extending over the keel, give it a finely ser- 

 rated character. 



Species 444. (Mus. Cuming.) 

 IIklix oblita. Hel. testd anguste umbilicatd, depresid, 



JIarch, 



Species 445. (Fig. a, b, Mus. Cuming.) 



Helix Todrannensis. Hel. testd umbilicatd, lubglobota, 

 corned, pellucidd, superne irregulariter lubtiliter cottu- 

 lato-striatd, suturd tenuimarifinatd ; aa/ractibut quin- 

 que ad sex, rolundatis ; aperturd circulari ; peristomate 

 simplici, intus incrassato, cameo, marffinibut conniren- 

 tiius, columellari subdilalato. 



The Tourann Helix. Shell umbilicated, somewhat 

 globose, horny, transparent, irrcguhirly finely nb-likc 

 striated, suture thiiJy marginatcd ; whorls five to 

 six, rounded; aperture circular; lip simple, thickened 

 within and flesh-tinted, margins approximating, colu- 

 mcllar margin rather dilated. 



SOULEYET, Revue Zool. Soc. Cuv. 1842. p. lOl. 



Ilab. Cochin-China, Canton. 



The lip of this transparent homy species has a callous 



ring developed inwardly of a delicate flcsh-liul. 



Species 446. (Mus. Cuming.) 



Helix Gardneri. Hel. teotd ndmaUiiliealS, turbimali, 

 solidd, striis longiiudittalibu* el spiratibut dislantiims 

 decussatd, nitidd, caslaned ; spird rletatd, acMtimculd . 

 n>ifraclilius srx ad septem, coHKxiHSCulit, ultimo majort, 

 sublirvigato, ad peripheriam cingulo albo omalo . aper- 

 turd oblique lunari, intus albd; peristomate simplici, 



1852. 



