HELIX.— Plate LV. 



licus ; aperture oblique, luuar ; lip shortly reflected, 

 coluincllar mari^iu dilated, tul)crcuiarly sLuuous. 



D'Oebigny, Hist. Moll Cuba, vol. i. p. 115. pi. 7. f. 1-6. 



Hai. Cuba. 



Thougb very distinct specifically, there is a strong affi- 

 nity between tliis species and H. Parraiaiut. 



Species 266. (Mus. Adams.) 



Helix multistriata. Hel. teald umbilicatd, depresso- 

 ff/oliosd, teniti, fratjiU, traMlucidd, corned, lineis re- 

 ffularibus gpiraiUim creberrimis notald; anfractibas 

 iiu'mque ad sex, coitvexiwsciilis, ultimo ad periplieriam 

 obsolete angiilato et biciitcto, cint/ulis angitslis, conti- 

 ffuis, siipero ritfo, infero aliiJo ; aperlurd lunari ; 

 peristomate intus stiblabiato, iTiargine supero expanse, 

 hnnali ditaiato, rejlexo, umbilicum seniitegente, prope 

 columellam subdentato. 



The mant-steiated Helix. Shell umbilicated, de- 

 |)res3ly globose, thin, fragile, transparent, horny, 

 marked with very close regular spiral lines ; whorls 

 five to six, rather convex, the last obsoletely angled 

 and two-banded at the periphery, bands narrow, 

 contiguous, upper one red, lower one white ; aper- 

 ture lunar; lip slightly thickened inwardly, upper 

 margin expanded, basal dilated, reflected, half- 

 covering the umbilicus, slightly toothed near the 

 columella. 



Ueshayes, Encyclopedic Methodique, vol. ii. p. 248. 



Helix circumtexta, Fi'russac. 

 Jlelix bicincta, Mcnkc. 

 Helix ri'.iint. I.ci. 

 Hab. Cuba. 



The form and sculpture of this shell are much the same 

 as in H. Sayraiaim, but the substance is thin and homy. 



Species 267. (Mus. Cuming.) 



Helix Poeyi. Hel. testd umbUicatd, orbiculato-convexd, 

 teiitii, coiiferlim oblique costulato-striatd, badid. epi- 

 demiide decidud, subvelutiud ; aiifractibua quinque, 

 pl-aniusculi'S, ultimo carinato, aiitice deflexo ; columella 

 breoi, verticali ; aperlurd siiiaiiffulato-lunari ; peri- 

 stomate dilatatu, purpurascente, maryiiie mpero ex- 

 pariHO, basali rejlexo, columellari valde dilatato, um- 

 bilicum semioccultante. 



Poey's Helix. Shell umbilicated, orbicularly convex, 

 thin, closely obli(iuely rib-like striated, brown, covered 

 with a deciduous slightly velvety epidermis ; whorls 

 five, rather flattened, the last keeled, deflected in 

 front ; columella short, vertical ; aperture subangu- 

 larly lunar ; lip dilated, purplish, upper margin ex- 

 panded, basal reflected, eolumellar margin much di- 

 lated, half-covering the umbilicus. 



Petit, Guerin's Mag. de Zool. 1836, pi. 7-1. 



Hab. Cuba. 



Beautifully sculptured throughout with fine close-set 

 rib-like lines. 



