HELIX. 



Plate CLII. 



Species 987. (Mus. Cuming). 



IIei.ix Pisana. Ilel. testa aiigudmimi umbUicald, sub- 

 globoad, albido-lutencenie, spiraliler mbtUUt'imi tinealu, 

 dicersmime castaneo-fasciatd el tatiiatd ; aiifractibus 

 quinque, convexis ; aperturd dilatafo-litiinri ; periito- 

 mate recto, roseo-labiato, viargine columellari rejlexo. 



The Pisa Hklix. Shell very narrowly uiubilicattd, 

 somewhat globose, whitish-yellow, sjiirally finely li- 

 neatcd, diversely ehestmit-banded and tilleted ; whorls 

 five, convex ; aperture dilately lunar ; lip straight, 

 pink-edged, coluinellar margin reflected. 



MiLLEK, Vermes, vol. ii. p. GO. 

 Helix cingetida, Montagu. 

 Helix strigata, Dillwyn. 

 Helix :onaria, Pennant. 

 Helix rliodostoma, Draparnaud. 

 Helix pethola/a, Olivier. 

 Helix Alboranemis, Webb and Berthelot. 

 Helix sardoa and albina, Zicgler. 



Hab. Southern Europe and North Africa. 



]?anded according to various patterns with brown-black, 

 and delicately tinged about the aperture with rose. 



Species 988. (Mus. Cuming). 



Helix vihgata. Hel. testa angmte umliilicatd, depresso- 

 turbinatd, lavigald, albidd eel sordide lulescente, faiciis 

 fuscis, strpe interruptis, multimode ornatd ; spird sitb- 

 elecatd, apice corned; anfractibus quinque ad sex, con- 

 vexiutculis, ultimo anlice vix descendenti ; aperturd 

 lunato-rotunddld; peridomate recto, acuta, intusfu.sco- 

 labiato, marginibus conniventibus, columellari subdila- 

 tato. 



The STKIPED Helix. Shell narrowly umbilicated, dc- 

 pressly turbinated, smooth, whitish or dirty yellow, 

 varioiisly ornamented with bniwn bauds, often inter- 

 rupted ; spire a little raisrd, homy at the apex ; 

 whorls five to six, slightly descending in front ; aper- 

 ture lunar-rounded ; lip straight, sharp, edged with 

 brown within, margins approximating, eolumellar 

 margin dilated, open. 



Montagu, Test. Brit. p. 415. pi. 21. f. 1. 

 Helix variabilis, Draparnaud. 

 Helix striata, Beard. 

 Helix zonaria, Donovan. 



April, 



Helix subaliida, Poirct. 



Helir obsoleta, agreabilia, and maculosa, Ziegier. 

 Helix moiiilifera, .\Icnke. 

 Helix meridionalis, Parreyss. 

 Helix Terverii, Michaud. 

 Uelix elegnns. Brown. 

 Helix disJHHcta, Turton. 

 Hab. Southern Europe and the British isles. 



Somewhat indistinctly enrireled with brown bands and 

 lines upon a dirty white ground. 



Species 9b9. (Fig. a to J, Mus. Cumiug.J 



Helix NEMOUALIS. Hel. testa imper/orald, suljglobtj^i. 



striata, fasciatd eel concolore ; anfractibuA quinijur. 



concexiusculli, ultimo aniice descendenle; aperturd latr 



angiilah-lunari ; peristomate rrfexo, labiato, margiHr 



dextro arcuatu, columellari strictiusculo, dilalalo, ral- 



loso,fauce el peri*tmnate fuscis tel Higricantihuji. 

 The grove Helix. Shell imperforated, subglobosc, 



striated, banded, or of one uniform colour; whorU 



five, rather convex, the last descending in front ; 



aperture broadly angularly lunar ; lip reflected, 



ed^ed, right margin arched, eolumclkr margin rather 



drawn out, dilated and callous, lip and interior of 



the apert\ire brown or blackisli. 

 LiNN^us, Syst. Nat. (12tb edit.) p. 1247. 



Helix cincta and quinqurfasciata, Shcppurd. 



Helix turturum, Stewart. 



Helix mutabilis, Hartmann. 



Helix lucifuga, Ziegler. 



Helix horteusis, Miillcr. 



Helix hybrida. Point. 



Helix subglobosa, Binney. 



Helix libellula, Ilisso. 

 Hab. Northern and Central Europe, and the British UU-*. 



\Vc have selected four varieties of this well-known 

 species, but they fail ade<|uately to represent iU nunierwu^ 

 phases and patterns of colouring. 



Species 9911. (.Mus. ( unung.) 

 For description of this species, sec Plate CLlll. Sp. 9y4. 



1S53. 



