HELIX. 



Plate CXCII. 



Species 1346. (Mus. Griiner.) 



Helix EUCUROES. Hel. lesld oblecte umiilicata, pyra- 

 mklali-conicd, Itemijatd, rel tenuhsimi oblique ntriala, 

 nMulato-auruntid, zonk diiabitu caslaiieU cingiilatd, 

 quorum superiore dilutd, /ascidque opaco-alM juxta 

 suluram ; spird pyramulali-elevald ; atifraciibun aep- 

 lem, convexo - plunin, ultimo andci HubdescL-nJente ; 

 aperturd transverse ovatd, horizontali, oblique produc- 

 td; tahro late expanso-reflexo, violascente tincto, ad co- 

 lumdlam calloso-dilatato, uinbilicum pnrtim tegente. 



The healthy Helix. Slicll witli a covered umbilicus, 

 pyramidally conic, smooth, or very finely obliquely 

 striated, burnt-orange, encircled with two chestimt 

 zones, of which the upper is faint, and with an opake- 

 whitc band next the suture ; spire pyramidally raised; 

 whorls seven, convexly flattened, the last slightly de- 

 scending in front ; aperture transversely ovate, liori- 

 zontal, obliquely produced ; lip broadly expandedly 

 reflected, tinged with violet, callously dilated at the 

 columella, partially covering the umbilicus. 



Pfeiffer, Zcitschrift liir Malac. 1S54, p. 57. 



Hob. Island of Celebes. 



A fine new species, allied to //. pileus, from the collec- 

 tion of Mr. Griiner. 



Species 1347. (Mus. Cuming.) 



Helix Atropos. Hel. tentd subinupHter et profmide um- 

 bilicatd, orbiculato-depressd, apice obtusd, oblique irre- 

 gulnriler striata, rufescente-castaned, sonis Iribus al- 

 bidis ciiigulald ; anfractihus quinque, medio conrexis, 

 supra iiifraque planiilatis, ultimo antici abrupt^ de- 

 scendetite ; aperturd transverse ovali, labro rejlexo, 

 marginibus approximate. 



The Atropos Helix. Shell rather largely and deeply 

 umbilicated, orbietdarly depressed, obtuse at the apex, 

 obli(|uely irregularly striated, reddish-chestnut, encir- 

 cled with three whitish zones ; whorls five, convex in 

 the middle, flattened above and below, last whorl 

 abruptly descending in front; aperture transversely 

 oval, lip reflected, margins npproximaterl. 



Ferussac, Hist. Moll. (Deshayes' edit.) vol. i. p. 56. pi. 

 69 H. f. 13, 1.5. 



Ilab. Madagascar. 



A subtransparent solid species, alternately spirally 



banded with reddish-chestnut and white, the coloured 

 bands being the broader. 



Species 1348. (Mus. Cuming.) 



Helix semicastanea. Uel. testa subprofundi umbiti- 

 caid, lurbinato-globosd, oblique striata, et sub lenle 

 minute graniilatd, supra fulvd, infra oliv/iceo-castaned, 

 zonula albidd medio cingulatd ; spird obtiud ; an/rac- 

 tibus sex, vix convexis, ultimo antici subdescendenle ; 

 aperturd lunato-circulari, labro albo, rejlexo. 



The half-chestnut Helix. Shell rather deeply um- 

 bilicated, turbinately globose, obliquely striated, and 

 beneath the lens minutely granulated, fulvous above, 

 olive-chestnut beneath, encircled round the middle 

 with a narrow whitish zone ; spire obtuse ; whorls 

 six, scarcely convex, the last a little descending in 

 front ; aperture lunar-circular, lip white, reflected. 



Pfeiffek, Zeitschrifl fiir Make. 184'J, p. 77. 



Uab. ? 



Chiefly distinguished by its peculiarity of colouring, the 

 under half being a dark olive-chestnut, whilst the upper 

 half is of a lighter fulvous. 



Species 1349. (Mus. Cuming.) 



Helix generalis. IM. lestd imperforald, subgloboso- 

 conoided, tenuiculd, lumidd, oblique productd, undiqiw 

 deeussatim striata, epidermide pallidi olivacto-Jlari- 

 cante indutd, medio obscure teuuizonatd, ad npicem 

 albican te ; spird subobtusd ; anfractibus quatuor, dt- 

 cliui-convexis, rapide accresceatibus ; aperturd prrob- 

 liqud, subquadratd, labro tmuireflexo, ad columellam 

 calloso-dilatatd, appreasd. 



The general Helix. Shell imperforated, subgloboscly 

 conoid, rather thin, swollen, obliquely produced, de- 

 cussately striated throughout, covrred with n pale 

 olive-yellow epidermis, obscurely thinly zoned about 

 the middle, whitish at the apex ; spire rather obtuse ; 

 whorls four, slontingly convex, increasing rapidly : 

 aperture very oblique, rather square, lip thinly re- 

 flected, callously dibtcd and apprcsscd at the colu- 

 mella. 



Pfeiffer, Pro. Zool. Soc. 1854. 



Ifab. Philippine?. 



August, 1854. 



