HELIX.— Plate XCIX. 



nut . reddisU at the apex ; spire but little raised ; 

 whorls five, rather flat, tlie last rouiuk-d in front, con- 

 stricted at the aperture, inflated at tiie base ; aperture 

 very oblique, semi-oval, two-toothed ; lip white, re- 

 flected, margins joined by a white ridged callosity, 

 ui)pcr margin arched, basal rather drawn out, both 

 separated by a sharp tooth, the other tooth being 

 opposite to it on the body-wliorl. 



Koch, I'liilippi, Abbild. und Beseii. Conch, vol. i. p. 151. 

 pi. 5. f. 2. 



Hah. Quendeu and other mountains of New Granada. 



The teeth are rather small and peculiarly sharp, one of 

 them being situated on the bodv-whorl. 



Species 5+7. (Mus. Cuming.) 



Heli.v Juno. lid. testa itti perforata, depresso-globosd, 

 aoHdinaculd, plicnto-striatd, sordidi castaned; spird oi- 

 tiiad; anfractibus quinque, couvctd, ultimo carinato ; 

 aperturd Iiorizontali, subauriculari ; peristomate incras- 

 nato, lividu-albd, maryinibun callo junctis, columelluri 

 late appresso, rude calloso, obscure deuticuliifo, basali 

 calloso, vix obscure doiliculalo. 



The Jrso Helix. Shell imperforated, depressly globose, 

 rather solid, plieately striated, dull chestnut ; spire 

 obtuse ; whorls five, convex, the last keeled ; aperture 

 horizontal, somewhat ear-shaped; lip thickened, livid- 

 white, margins joined by a callosity, columellar margin 

 broadly appressed, rudely callous, obscurely toothed, 

 basal margin callous, faintly obscurely toothed. 



Pfeiffeu, Zeitschrift fiir Malac. 1850, p. 66. 



Ifrdj. Andes of Columbia. 



A solid, depressly globose species, with the lip rudely 

 callous, presenting only very faint indications of teeth. 



Species 548. (Mus. Cuming.) 



11 K i.i X Xeogkan.\densis. Ilel. testa imperforatd, depres- 

 sd, carinatd, tenia, undique minute graiiulald, saturate 

 rufd ; spird vix elevatd ; anfractibus quatuor ad quiii- 

 qiie, planiusculis, ultimo carinato, basi convexo, antice 

 dejlexo, conslricto ; aperlurd perobliqud, luiialo-rotuii- 



dato ; peristomate lutescente, erpanso, refiexiiueulo, 

 mart/inibiu callo tenui junctis, basali obsoUtissimi «»i- 

 dentato, columelluri brevi, dilalato, appretso. 



The New Granada Helix. Shell impcrforalcd, de- 

 pressed, keeled, thin, minutely granubled throughout, 

 dark red ; spire scarcely raised ; whorls four to five, 

 rather flat, the last keeled, convex at the base, de- 

 flected and constricted in front ; aperture very ob- 

 lique, lunar-rounded; lip yellowish, expanded, slightK 

 reflected, margins joined by a thin callosity, basal 

 margin verj' obsolctely toothed, columellar margin 

 short, dilated, appressed. 



Pfeiffeu, Pro. Zool. Soc. 1845, p. 64. 



llab. Mountain of Quendeu, New Granada. 



A bright chestnut finely granulated shell of light struc- 

 ture, with the faintest possible indication of a small tooth. 



Species 549. (Mus. Cuming.) 



Helix atkata. Hel. testa angusti umbilicatd, globoio-de- 

 pressd, solidiusculd, minutinsimi granulatd, obscure pli- 

 cato-striatd el malleatd, atro-castaned ; spird obtutd ; 

 anfractibus quinque ad sex, plano-convexis, ultimo sub- 

 acute carinato, antice dejlexo et conslricto, basi plana- 

 itnpresso ; aperlurd subquadrato-auriculari ; perisio- 

 mate incrassato, calloso, livido-cameo, marginibus callo 

 junctis, margiue basali deniibus parvis duobus, pint 

 minus obsoletis. 



The jet-black Helix. Shell narrowly umbilicated, 

 globosely depressed, rather solid, verj' minutely granu- 

 lated, obscurely plieately striated and indented, jet- 

 blaek chestnut ; spire obtuse ; whorls Ave to six, flatly 

 convex, the last rather sharply keeled, deflected anri 

 constricted in front, flatly impressed at the base ; 

 aperture somewhat squarely ear-shaped; lip thickened, 

 callous, livid flesh-colour, margins joined by a cal- 

 losity, basal margin with two small teeth, more or 

 k'ss obsolete. 



Pfeiffer, Pro. Zool. Soc. 1850. 



Ilab. Puntophaya, Ecuador ; Bourcier. 



A large stout shell of a much blacker chestnut-colour 

 than any of the preceding species, and equally distinct iu 

 all particulars. 



