HELIX. 



Plate CCVII. 



Species 1458. (Mus. Brit.) 



Helix COSTATa. IM. lesld tubamptitirr iimliiliaild./iil- 

 vesceiile-aliiild, memhranaceo-coalald, suhopacd ; aii- 

 fraclibu^ Irihiis ad qaaliwr, concexis, ultimo aiilice 

 aiibdejlexo ; aperlurd peroljliqud, circitlari, lairo ex- 

 pamo, rtjtejco, iiilits al/jo-laiialo. 



TuE RIBBED Helix. Shell rather largely uuibilicnttil, 

 fulvous-white, mcmbnine-ribbcd, rather opakc ; whorls 

 three to lour, couvex, tlie last a little dfllecttd iu 

 front ; aperture very obli<iue, circular, lip expanded, 

 reflected, white-edged within. 



MuLLER, Venues, vol. ii. p. 31. 

 He/ij; cnnella, Montagu. 



Hah. Europe. 



A minute white shell, delicately ribbed and rather 

 loosely convoluted, with a thickened circular aperture. 



Species 1459. (Mus. Brit.) 



Helix Fabricii. Ilel. leald ongmti umb'dicatu, gtoLoau- 

 conicd, tenia, drialidd, petlucUlo-fidcd, yiira sutiird 

 impreud; aiifrnctibii-i quinque, coiwexk, idlimu lali- 

 mcido, circa umbi/iciim imprenso ; aperlurd parcius- 

 citld, rotundato-luuari, laJbro simplici. 



Fabricius's Helix. Shell narrowly urabilieated, glo- 

 bosely conical, thin, finely striated, transparent ful- 

 vous, suture of the spire impressed ; whorls five, 

 convex, the last rather broad, impressed around the 

 umbilicus : aperture rather small, rotuudately lunar, 

 lip simple. 



Helix iiilida, Fabricius, Fauna Grttnlandica. 

 Helix Fabricii, MoUer. 



Uab. Greenland. 



A minute diaphanous white shell, of rather conoid 

 (trowth. 



bosely depressed, thin, closely finely ribljed, diapha- 

 nous, tessellated with red and yellow ; whorls five, 

 nither couvex, the last obsoletely angled at the i)cri- 

 phery, impressed around the umbilicus ; ajH-rtun- 

 subvL-rtical, lunar, lip simple. 



Gray, Pro. Zool. Soe. 18H», p. 165. 



llab. Auckland, New Zealand ; Jlajor Greenwood. 



A minute s|)ccies, of depressed nantiloid growth, very 

 finelv close-ribbed and brown-ti^^cllutcd tlmjuirliDut. 



Species 14G0. (Mus. Brit.) 



Helix Tullia. Ilel. lesld vix umbdiculd, mbijlobom-dc- 

 pren-id, lenui, coiiferlim contulald, diaphnun, rii/ii el 

 luleo tensellatd; aiij'ractibus quinque, concexiiuculi», 

 ultimo ad perip/ieriam obsolete angulato, circa uml/i- 

 licuni impresno ; aperlurd sidicerlicali, luuari, tabru 

 simplici. 



Tullia's Helix. Shell scarcely urabilieated, subglo- 



December, 1854. 



Species 1461. (Fig. a, b, Mus. Brit.) 



Helix UitemiagensIS. Jlel. tenia mrditjrrilrr umbili- 

 catd, drpresao-turbinald, teiiiiiculd, ilriatuld, albn, 

 pniictis fuscls coiupersd ; anfractibua Hex, eoHvexu, 

 ultimo suhiiijlalo ; aperlurd rotinidato-luHari, inlui 

 fusciduld, lahro nimpliri, ad rnfn;,!, '>n„i ^^r-riter n- 

 Jlexo. 



The UlTEMlAGKN Helix. .Shell nuxnrauiy umiilicated, 

 depressly turbinated, rather thin, finely striated, 

 white, sprinkled with browu spots ; whorls six, con- 

 vex, the last rather inflated ; aperture rotundatrly 

 lunar, brownish within, lip simple, at the eohuneila 

 shortly reflected. 



Kbacss, Siidafric. Moll. p. 70. pi. 4. f. 22. 



Uab. Province of Uitenhagen, South Africa. 



A small opake-white brown-banded and promiscuously 

 freckled species, of quite a European type. 



Species 1462. (Mus. Brit.) 



Helix JaCKSONIEXSis. Ilel. leitd cix minute umbilicatd, 

 orliiculato-depreiisd, corned, Uitulato-rufutd ; tpird ub- 

 tum ; anfractibivt quinque, ultimo ba»i impresso-exca- 

 valo ; aperlurd luuari, lairo simplici. 



The Port Jackson Helix. Shi-ll scarcely minutely 

 umbilieated, orbicularly depressed, homy, burnt- 

 reddish ; spire obtuse ; whorls five, the last im- 

 pressly cxcavnl'-'l -ii tin' li^,' .iTi.riiirr bninr, lip 

 simple. 



Guav, Pro. Zool. Soc. l?;;i, p. (ij. 



Jfab. Port Jackson, Australia. 



An obtusely depressed shining homy s|wcies, strtakcd 

 and tinted with burnt-red. 



