H E L T X . 



I'l.Mi: IJV. 



Species 257. (Fig. a to d, Mus. Cuming.) 



IFelix alauda. ITel. ledd im perforata, tlcpre.iHO-ijlobosa, 

 mlidinscttld, nitida, alhido-grhed, fuho-ciBrulesceide 

 et cantaneo zonatd et marmoraiu; anfractibus quitiqiie, 

 convexis, idtimo an/ice mdjith dejlexo, hau circa cohi- 

 mellam excavato ; aperturd lunato-suhcircidari, inlu-H 

 Uvido-fulvd ; peristoviate simplici, plerumque rosea, 

 marijme snpero expamo, columellari ddalalo, oblique 

 iiderditm dttdalo. 



The lark Helix. Sliell imperforated, dcprcssly globose, 

 ratlier solid, shining, light gi-ey, zoned and marbled 

 with fulvous-blue and chestnut ; whorls five, convex, 

 the last suddenly deflected in front, excavated at the 

 base aronnd the columella ; aperture lunar-subcir- 

 cular, livid-fulvous within ; lip simple, frequently 

 tinged with rose, upjier margin expanded, columellar 

 dilated, sometimes oblicpidy toothed. 



Feulssac, Hist. Moll. pi. 103. f. 2, 3. 

 Helix purpuragula. Lea. 



Ilab. Cuba. 



The four specimens represented in the accompanying 

 plate arc selected to show how extremely variable this 

 species is in colotmiig, yet it is very constant in fonii and 

 may be readily distinguished with care. 



Species 258. (Pig. a, b, Mus. Cuming.) 



Helix versicolor. Ilel. tesld imperforaid, subi/lobosd, 

 ylabriusculd, albd, Uneis fuHcis cilrini-s et roseis ehgan- 

 lissime circmndald ; spird prominente ; aiifracfibm 

 quatuor, convexis, ultimo injiato ; cohnnelld subdila- 

 tald, rosed; aperturd lmialo-subcirculuri,faiice rosed ; 

 perisloDutte simplici, aculo. 



The many-coloured Helix. Shell imperforated, sub- 

 globose, rather smooth, white, elegantly encircled 

 with brown, citron, and rose lines ; spire prominent ; 

 whorls four, convex, the last inflated ; colnmrlla sub- 

 dilated, pink ; aperture Innately subcircidar, pink in 

 the interior ; lip simple, sharp. 



Born, Test. Mus. Cius. Vindoboncnsis, p. 386. pi. 10. 

 f. 9, 10. 



Eah. Cuba. 



A light subiiorcelain shell, very prettily i)aintcd with 

 dark and coloiu-cd lines and bands upon a white ground, 

 the aperture and vicinity of the eolumella being stained 

 with deep pink. 



S[iecics 259. (Mus. Cuming.) 



Helix rtoNPLAXDII. Uel. tesld migwiti umliilirata, or- 

 liirutido-conteTd, fulwsceute-fiixcd, nigra olnuitrli hi- 

 cingulald, slriia increnieidi et apiralibits Imiiitsimia 

 decunsntd ; aufraclihus quatuor ad quiuque, cunmiu*- 

 cuVm ; aperturd trauxverse orali, iutus fusco-viotaced ,■ 

 perktamate simpliei, margiue de^rtra ditatnto, Inuati 

 sujihwrossato, ad rolumellavi reflexo, umbilicum frre 

 tegeute. 

 Bonpland's Helix. Shell narrowly umbilicatcd, orbi- 

 cularly convex, fulvous-brown, faintly marked with 

 two blackish bamis, decussated with very' fine spiral 

 striae and stria; of growth ; whorls four to five, rather 

 convex ; aperture transversely oval, brownish-violet 

 within; lip simple, right margin dilated, slightly 

 thickctied at the base, reflected at the columellu, 

 almost covering the umbilicus. 

 Lamarck, Aium. sans vert. (Desbayes' edit.) vol. viii. p. 40. 

 Hab. Cuba. 



The margins of the aperture are not imited by a callous 

 layer in this species, but tbcy arc more than usually ap- 

 proximated. 



Species 260. (Fig. a, b, c, JIus. Cuming.) 



Helix muscarum. ITel. tesld imper/aratd, glo/uMi, tolidd, 

 l<evigatd, nitida, luted eel albd, fasciis variis omald, 

 punctisque griseis irregulariter comspersd ; anJraclibH* 

 quatuor ad quiuque, convexis ; roluuielld mbrerld, 

 ditatatd, albd vet rosed, ared columelltiri rosed ; aper- 

 turd subverticali, rotundato-luuari, fauce intfrduM 

 rosed; peristomate simplici, abtuso, IniM mblabiato, 

 marginibus callo tenui jmictis. 



TuE FLY-SPOTTED Helix. Shell imprrforatcd, glolxisc, 

 solid, smooth, shining, yellow or white, ornamentod 

 with various bands and ira-gulnrly sprinkled with 

 fTcv dots ; whorls four to five, i-onvcx ; roluniella 

 rather straight, dilated, white or pink, on-a of the 

 columella pink ; ajjcrture subvertieal, n)lumlaU>ly 

 lunar, interior souutimes pink ; lip simple, oblus«-, 

 thiekenetl inwardly, margins joiiu'd by a thin callous 

 layer. 



Lea, Observations, vol. i. p. 163. pi. 19. f i9 

 IMix carmmlnr. D'Orbigny. 



Uab. Cuba. 



This ehaniitiri-tic iii(iiuiMiiuu=ly (lotted s|K-cics i.« of 



the same poreelain-like type us //. tersicvliir, and is 



coloured with the same delicate pink alioul the ana of 



the columella. 



Oelolier, 1R51. 



