HELIX.— Plate CLI7. 



culato-convexd, ohtoleQ carinata, luteola, epidermide de- 

 ddud fuictdo-variegatd, slrmtd, lineii spiraliius subti- 

 liMwiu undulatk sctdptd ; aiifractibm quinque, con- 

 vexis ; aperturd rolundato-lunari ; perUtomate sim- 

 plici, albo-hbialo, margine suptfro recto, basali bremter, 

 columellari lalius reflexo. 



The alpine Helix. Slicll rather largely umbilicated, 

 orbicularly convex, oljsoletely keeled, yellowisli, witli 

 a brown-variegated deciduous epidermis, striated, 

 sculptured with very fine waved spiral lines ; whorls 

 five, convex ; aperture rotundately lunar ; lip simple, 

 white-edged, upper margin straight, basal shortly, 

 columellar widely, reflected. 



Fauee-Bignet, Fcrussac, Hist. Moll. pi. 67. f. 3. 

 Helix dr'igala, var., Cautraiuc. 

 Helix phalerata, Ziegler. 



Hub. French ^Ups. 



Very similar in form and general character to the pre- 

 ceding species, and, possibly, a variety only. 



Species 1008. (Mas. Cuming.) 



Helix Fontenillii. Hel. tedd late et profunde umbili- 

 catd, orbiculato-depresid, pelliicidd, alhido corneoque 

 marmoratd, longiludinaliler striata; anfradibus sex, 

 subplanii, ultimo carinato, vix descendente ; aperturd 

 mbverlicali, lunari ; peristomaie rejlexiusculo, alio- 

 labiato, margine columellari subdilatato. 



FoNTENiLLi's Helix. Shell broadly and deeply umbili- 

 cated, orbicularly depressed, pellucid, marbled horny 

 and white, longitudinally striated ; whorls six, rather 

 flat, the last keeled, a little descending ; aperture 

 nearly vertical, lunar ; lip a little reflected, white- 

 edged, columellar margin somewhat dilated. 



MiCHAUD, Bull. Nat. Hist. Soc. Bordeaux, vol. iii. p. 267- 

 f. 13 and 14. 

 Helix strigata, var., Cantraine. 



Hab. France. 



It may be doubted whether this is not also a variety of 

 the preceding species. 



Fig. 1009. (Mus. Cuming.) 



The shell here figured is H, alpina, var. /3, named by 

 Ziegler H. phalerata. 



Species 1010. (Mus. Cuming.) 



Helix cornea. Hel. testd umbilicatd, orbiculato-subde- 

 presad, siriatuld, superne albido- corned, dilute uidzo- 

 nald vel castaned, subtus pallide fused ; anfradibus 

 quinque, vix convexiusculis, ultimo antici subito deflexo; 

 aperturd perubliqnd, trarisverse ocato-rotundatd ; peri- 

 stomate labiato, angulatim reflexo, marginibus approxi- 

 matis, basali stridiusctdo, introrsum subdilatato. 



The HonNY Helix. Shell umbilicated, orbicidarly sub- 

 depressed, finely striated, whitish-horny, dilutcly one- 



zoned, or chestnut, light brown beneath ; whorls five, 

 rather convex, the last suddenly deflected in front ; 

 aperture very obli(iue, transversely ovately rounded ; 

 lip edged, angularly reflected, margins approximating, 

 basal rather drawn out, slightly dilated inwards. 



DuAPABNAiD, Hist. -Moll. p. 110. pi. 8. f. 1-3. 

 Helix Besmoulinsii, Fenissnc. 



Hab. Germany, France, and North Italy. 



In the specimen here figured, which is Dr. Pfeifler's 



var. fi, there is a sharp minute tooth on the expanded 



basal margin. 



Species 1011. (Mus. Cuming.) 



Helix pelltta. Hel. testd umbilicatd, orhiculato-con- 



vexd, subdepressd, fulcidd, fasciu atbd utrinque rufo- 

 marginatd ornatd, costulato-striatd, pilia erectia rigidis 

 obsitd ; anfradibus quinque, concexiusculis, ultimo an- 

 tici deflexo ; aperturd subcirculari ; peridomate acuto, 

 intus albo-labiato, marginibus approximatis, callo tenui 

 junctis. 



The sKiN-CLOTiiED Helix. Shell umbilicated, orbicu- 

 larly convex, rather depressed, fulvous, ornamented 

 with a white, red-edged band, rib-like striated, co- 

 vered with erect rigid hairs ; whorls five, rather 

 convex, the last deflected in front; aperture nearly 

 circular ; lip sharp, white-edged within, margins ap- 

 proximated, joined by a thin callosity. 



Feeussac, Hist. Moll. pi. 69. f. 3. 



Hab. Grecian Archipelago. 



A light subtransparent shell, encircled with a broad 

 white zone, rcd-baudcd on both sides, and covered over 

 with a soft bristly epidermis. 



Species 1012. (Mus. Cuming.) 



Helix fetens. Hel. testd late umbilicatd, depressd, cor- 

 ned, albido-cittctd,fusco-subfasciald et quasi variegatd i 

 anfradibus quinque ad sex, planulatis, ultimo antici 

 deflexo ; aperturd perobliqud, subrotundatd ; peristo- 

 mate siinplici, expanse, margitiibus approximatis, ezte- 

 riore diflexo. 



The nauseous Helix. Shell broadly umbilicated, de- 

 pressed, horny, white-encu:cled, indistinctly brown- 

 banded, and as though variciratcd ; whorls five to six, 

 rather llatti'iii'd, the last deflected in front ; aperturt 

 very obliijue, somewhat rounded ; lip simple, ex- 

 panded, margins approximated, outer margin de- 

 flected. 



Stud E It, Rossniiisler, Hist. MoU. vol. ii. p. 4. f. 92. 

 Helix eu:oiia, Menkc. 

 Helix achates, Ziegler. 

 Helix achatina, Potiez and Michaud. 

 Helix cingulina, Dcshaycs. 



Hab. Austria. 



A rather solid, subobscurely banded species, partaking 

 somewhat of the Cgclostoma form. 



