HELIX 



Plate CXXIX. 



Species 778. (Mus. Cuming.) 



IIki.ix Solarium. Ilel. iesld umhilicatd, orhiculaio-pyra- 

 midatd, suhdepream, acute carinald, slriald, diapkand, 

 fulvd; spird brevi, conicd, apice oblusd ; anfractibus 

 septem, exuerditaculis, planis, ttUimo bad planulato, ad 

 umbUiciim pervium perspectitum anyululo ; api-rLurd 

 depressd, aecuriformi ; perialomaU simpUci, acuta. 



The Solakil'.m Helix. Shell umbilicated, orbicularly 

 pyraiiiicial, rather depressed, sharply keeled, striated, 

 diaphanous, fulvous ; spire short, conical, obtuse at 

 the apex ; whorls seven, rather cxserted, flat, the last 

 flattened at the base, angled round the umbilicus, 

 which is open and perspective ; aperture depressed, 

 hatched-shaped ; lip simple, sharp. 



QuoY imd GaiXiakd, Voy. de I'Astrolabe, vol. ii. p. 131. 

 pi. 11. f. 21-29. 



Halt. Port Carteret, New Ireland. 



Named after its resemblance in form to a Solarium. 



Species 779. (Mus. Cuming.) 



Helix Ligiitfooti. lid. iesld angusQ umbilicald, sub- 

 d);pre^sd, conieo-albd ; spird elevaliusculd ; anfraclibus 

 Kx, rotundalis ; aperlurd lunato-circulari, labro sub- 

 incrassalo, margitiibus callo letiui juticlis, in umbilicum 

 relrorso, viargine ba.%ali sul/expaimo, uiiideiilalo. 



Ligiitfoot's Helix. Shell narrowly umbilicated, some- 

 what depressed, horny-white ; spire slightly raised ; 

 whorls six, rounded ; aperture lunar-circular, lip 

 slightly thickened, margins joined by a thin callosity, 

 which turns back into the umbilicus, basal margin 

 slightly expanded, one-tootlicd. 



Pfeiffer, Pro. Zool. Soc. 1S51. 



Ilai. Banks of the Brisbane Kiver, Australia ; Strange. 



A small whitish homy shell, peculiarly characterized by 

 the thin callosity which connects the margins of the aper- 

 ture turning back into the umbilicus. 



The New Zealand Helix. Shell umbilicated, depressed, 

 turbiniform, pale horny, transparent, variegated with 

 red sjiots, minutely striated ; spire convex ; whorU 

 five, ratlicr flattened, the last keeled, convex ; umbi- 

 licus deep ; aperture hiiiar-rircular ; lip simple, sharp. 



GraV, Diefl'enbach's Travels, vol. i. p. 247. 



Ilab. New Zealand. 



.V small horny shell, faintly variegated towards the a|HX 

 with red-brown spots. 



Species 7S0. (Mus. Cuming.) 



Helix ZelandIvE. Jlel. iesld umbilicald, depresid, tur- 

 biniformi, pallide corned, pellucidd, maciilii niji.i varie- 

 (/aid, minute striatuld ; spird convexd ; anfraclibus 

 quinque, planulalis, ultimo carinaio, convexo ; umbilico 

 pro/undo ; aperlurd lunaio-circulari ; perislomale sim- 

 plici, acuta. 



October, 



Species 7Sl. (Mus. Cuming.) 



Helix nuda. Jlel. Iesld cur umiilicald, tumid lu^ndd. 

 tenuissimd, vilred, vividi olicaced, niiente ; anfractibut 

 quinque, concexis ; aperlurd lunaio-circulari ; perit/o- 

 inale lenui, aculo. 



The naked Helix. Shell scarcely umbilicated, rathtr 

 swollen, very thin, glassy, bright shining olive; wh<irls 

 five, convex ; aperture lunar-circular ; lip thin, sh.irp. 



Pfeiffer, Pro. Zool. Soc. 1S52. 



Ilab. Himalaya; Fortune. 



.\ delicate bright olive glassy /V/ri/ia-likc shell. 



Species 7 S 2. (Mus. Cuming.) 



Helix plecTostoMA. Ihl. testa sinistrali, umbilicnUi, 

 depresso-conokled, subtus iumidd, albidd, epidermidr 

 corned decidud indiitu ; spird exsertiuseutd ; n,f- 

 tibus sex, supra planatis, radiatim pticatis, liMf ^ 

 valis conferlis decussntis, ultimo tupemi anguictu. 

 lineis paucis etecatis infra ringulum notaio ; nprrlnrd 

 lunari, denle triangulari pnrieiit a/)erturalis obmUtiurr . 

 umbilico subrylindraciv, perrio ; peri- 

 viler angulalim rejtcio, mnrginibut ca' 

 anirorsum arcuaio-dilalalo. 



The ri.AiT-MouTii Helix. Shell sinistral, um'jilnainl. 

 dcpressly conoid, swollen beneath, whitish, i-()\irf<l 

 with a deciduous horny epidermis ; spire rather i\- 

 scrtcd ; whorls six, flattened above, radiately plicated, 

 decussated with close-set raised lines, last whorl an- 

 gled at the upper part, marked with n few raiwd 

 lines below the angle ; aperture luunr, with a trinn- 

 cular tooth on the wall of the n|)crturc, often more 

 obsolete ; umbilicus snbcylindricnl, ojkmi ; lip white, 

 shortly angularly reflected, margins joine.l by ii eal- 

 losity, upper margin arcunlely dilated forward. 



1852. 



