HELIX. 



Plate CXCVI. 



Species 1377. (Miis. Cuniing.) 



Helix Sopni.t. Ilel. tes/d eix nmbilicald, oblique de- 

 presad, ritriiiaformi, ptlliicido-conied, /fiiiiiiaimd, ob- 

 lique plicald, npiratiti-r miniitinsiini liiieari-nulcutd ; 

 spird paritm elecald ; aiifrartibim i/uinque, concexo- 

 declieiiua, itllimo (iimitto, circa iimiiliciim impresso ; 

 aperturd late li/iiari, liori:onlaH, labro lenui, cix re- 

 jleiu. 



Sophia's Helix. Shell scarcely lunbilieatcd, obliquely 

 depressed, Vitrina-sbaped, transparent-borny, very 

 thin, obliquely plicated, spirally very minutely li- 

 nearly grooved ; spire but little raised ; whorls five, 

 convexly slanting, last whorl tumid, impressed around 

 the umbilicus ; aperture broadly lunar, horizontal, lip 

 thin, scarcely reflected. 



Gaskoin, Pro. Zool. Soe. July, lS3i. 



Hab. Lord Howe's Island ; Macgilli\Tay. 



An extremely delicate transparenf-horoy Vitrina-likc 

 species. 



Species 1378. (Mus. Cuming.) 



Helix glutinosa. Hel. (ntd viinuti mniillca/d, cu- 

 noidfo-leii/iculari, leniiiculd, pelliicido-conied, liibricd, 

 polilissimd, fuhescente-cndaned, mpra peripheriam 

 fascia anguitd castaneo-rufd cimjulald, infra fascia 

 albidd ; spird cotioideo-depressd, apice obtnsd ; an- 

 fractibus sex, plaiio-declicibits, ultimo ad peripheriam 

 carinato, carina rotundatd ; aperturd angulato-lunari, 

 labro simplici. 



The glutinous Helix. Shell minuti-ly umbilicatcd, 

 conoidly lens-shaped, rather thin, transparent-horny, 

 slimy, very highly polished, pale fulvous-chestnut, 

 encircled above the periphery with a narrow chestnut- 

 red band, below with a whitish band ; spire conoidly 

 depressed, obtuse at the apex; whorls six, flatly 

 slanting, the last keeled at the periphery, keel round- 

 ed ; aperture angularly lunar, lip simple. 



Metcalfe, Pro. Zool. Soe. 1831. 



Hab. ]?orneo. 



A shell of firm growth, remarkable for its excessively 

 polished transparent-horny substance, looking as if highly 

 varnished. 



Species 1370. (Mus. Cuming.) 



Helix BorNEENSIS. IM. testa minute umbilieald, ob- 

 lique orbiculari, decuuntim striata, fulco^ruHned. 

 infra prripheriam saturate fasciatd, fascia rersus basin 

 dilutd; spird depressd ; suturd distinctd ; anfractibus 

 quatuor, contexis, infra convexioribus ; aperturd trans- 

 rerae lunari, subnmpld, labro simplici, limbo ealloso- 

 allio, ad umbiliruiii calloso-rejlexo. 

 The Bokneo Helix. Shell minutely umbilicated, ob- 

 liquely orbicular, decussately striated, fulvous-brown, 

 darkly banded below the periphery, band diluted 

 towards the biisc ; spire depressed ; suture distinct ; 

 whorls four, convex, more convex below ; aperture 

 transversely lunar, rather large, lip simple, callous- 

 white at the edge, callously reflected at the umbi- 

 licus. 

 PrEiFFEB, Pro. Zool. Soe. 1819, p. 127. 

 llah. Borneo. 



A fine large depressly convoluted species, somewhat 

 amply obliquely produced at the aperture, of a burnt- 

 brown colour, darker banded below the periphery. 



Species 1380. (Mus. Cuming.) 



Helix l.€TA. Hel. testa angusti profundi umbilieaia, 

 subturbiuatd, peUucido-stramined, solidiusculd, sub- 

 nitente, striolis spiralitjus decussatint granulatd et 

 subtiliter corrugalo-indeutatd ; spird depressd, tersus 

 apicem subelerald ; anfractibus sex, planiusculis, ul- 

 timo ad peripheriam subacute carinato, carind rugosd, 

 opacd; aperturd anijulato-lunari, labro simplici, eix 

 incrassato. 



The cheekfcl Helix. Shell narrowly rather deeply 

 umbilicated, slightly turbinated, transparent stniw- 

 eolour, rather solid, a little shining, docu?.-at.ly gra- 

 nulated with fine spiral striic, and finely corruipilcly 

 indented ; spire depressid, a little raised towards the 

 apex; whorls six, rather flat, the last rather sharply 

 keeled at the periphery, keel rough, opnke ; aperture 

 ang\darly lunar, lip simple, scarcely thickened. 



Pfeufeu, Pro. Zool. Soe. November, 1851. 



JIab. ? 



A characteristic subtrnnsparenl straw-coloured species, 



of rather solid slnicture, linily iudcnlcd and stria-cro»scd. 



December, ISJl. 



