HELIX.— Plate LXXXVII. 



Species 472. (Fig. a, b, Miis. Cuming.) 



Helix zodiaca. Ilel. lestn umbilicatd, Jejn-eMd, minute 

 ijramdald, nifo-auraiitid, stibtut pallidiore, medio alio- 

 :onata ; sjjlrd plaiiiunculd ; aiifraclibus quatuor, vix 

 conveximculm, ullimu aiUici vii descendente ; umbi- 

 lico mediocri; aperturd subverlicali, transtierse ovali; 

 peristomate late expanso, incrassato, ad cotuinellam 

 dilatato. 



The belted Helix. Shell uiubilicated, depressed, mi- 

 nutely graniJated, rt'ddish-orange, piJcr undcnieath, 

 wliite-zoned round the midtllc ; spire rather flat ; 

 whorls four, but little convex, the last scarcely de- 

 scending in front ; umbilicus middling ; aperture sub- 

 vertical, transversely oval ; lip broadly expanded and 

 thickened, dilated at the columella. 



Ferussac, Hist. Moll. pi. 75. f. 2. 



Hab. Island of Celebes. 



A tine species, closely minutely granulated throughout, 

 partaking somewhat of the generic form of Ci/clostoma. 



Species 473. (Mus. Cuniing.) 



Helix c.nculina. Uel. lestd unU/ilicatd, depretso-globota, 

 utrinque concavd, ienuiculd, alriatd, rufd; spird pro- 

 fundi immertd ; anfractibiu quinque ad sex, cuncexit, 

 anguatis, ultimo magna, injlato, untici deacrndetitv, ban 

 circa umbilicum infuudibulifonnem excavalo ; aperturd 

 subverlicali, lunari ; peristomal simptici, margim- 

 dextro expanso, basal i rejlexo, columtllari ditalato. 



Tue geeat nail Helix. Shell umbilicatcd, depressly glo- 

 bose, concave on both sides, rather thin, striated, red ; 

 spire deeply imnu'rsed ; whorls five to si.x, convex, 

 narrow, the last large, inflated, descending in front, 

 excavated at the base around the funnel-shaped umbi- 

 licus; aperture subvcrtical, lunar; lip simple, right 

 margin expanded, basal reflected, coluraellar dilatetl. 



LiNNiEUS, Syst. Nat. (12th edit.) p. 124.5. 

 Helix badia, Gmelin. 



Uab. Java. 



Remarkable for its peculiarly swollen discoid growth, 

 which renders the spire deeply immersed. 



