HELIX.— Plate CLXXVIII. 



Fbivaldszky, MSS. Pfciffcr, Mon.Helic.viv.vol.iii.p.6'18. 

 Hab. Island of Crete. 



A dull olive shell, encircled round the middle with a 

 ehuractiristic white zone, bordered on eiich side by a red 

 line. 



Species 1220. (Mus. Pfciffer.) 



Helix .emula. llel. tetld subangude umb'dicata, depretsu, 

 ItniuicuW, utriald, opaco-albd, fancik atigmtia nonnul- 

 lis rujh ciiicld; spird vixelevald ; anfraclibui qunluor 

 ad quinque, planiusculU, ullimu antice bmiter dfjhxo ; 

 aptr/urd obtiqiid, lunalo-circulari, labro teititt, subex- 

 paiuo. 



The rival Helix. Shell rather narrowly umbilicatcd, 

 depressed, rather thin, striated, opake white, en- 

 circled with a few narrow red bauds ; spire scarcely 

 raised ; whorls foul' to five, rather ilat, the last shortly 

 deflected in front ; aperture oblique, lunar-circular, 

 lip thin, a little expanded. 



RossMASLEE, MSS. Pfciffer Mon. Ilelic. viv. vol. iii. p. 235. 



Hab. Istria. 



A small rather flatly depressed shell, obliquely rugosely 



striated, encircled more or less with red-brown lines. 



Species 1221. (Mus. Pfciffer.) 



Helix lens. Uel. iestd aperle umhiUcatd, lenticulari, 

 arctiipird, acuii carinatd, siipeme coslulalo-atriald, ra- 

 rmime pilosd, fusco-corned ; anfraclibiis seplem, suite- 

 qualibm, planulalh ; aperturd depresso-lunari, labro 

 rejlexo, appresso-expaiiso, mtbcalloso, albo, marginibua 

 mbapproximatis. 



The lens Helix. Shell openly umbilicated, lens-shaped, 

 close-spircd, sharply keeled, ril)-likc striated at the 

 upper part, very rarely hairy, brown-horny ; whorls 

 seven, nearly equal, flat ; aperture dcpressly lunar, lip 

 reflected, appressly expanded, rather callous, white, 

 margins approximating. 



Ferussac, Hist. Moll. pi. CG. f. 21. 

 Helix barbata, Deshayes. 



Hah. Morea and Grecian Archipelago. 



A flat closely convoluted dull horny shell, closely cle- 

 vately striated on the upper part. 



Species 1222. (Mus. Pfeiffer.) 

 Helix PISIFORMIS. Hel. les/d angmte umbilicald, glo- 

 bosd, temii, oblique alriald, siriis ad aitturas aiibplicalia, 

 corneo-luleacente, faacid opaco-albd ciiigulatd ; aii/rac- 

 tibiia qidnque ad aex, convexia ; aperturd oblique lunari, 

 labro lenui, inlus remoli albo-labialo. 

 The pea-shai'ed Helix. Shell narrowly umbilicated, 

 globose, thin, obliquely striated, strisc subplicatcd at 



the suture, horny-yellow, encircled with an opake- 

 white band ; whorls five to six, convex ; aperture 

 ubliijuely lunar, lip thin, distantly white-edged within. 



Pfeiffkh, Symbolic, vol. iii. p. 95. 



Hab. The Caucasus. 



A light globose species of a horny-yellowish colour, en- 

 circled round the midiMi- with a rliamcii ristic opakc-white 

 band. 



Species 1223. (Mus. Pfeiffer.) 



Helix kugosa. Hel. leatd laii perspeclivi uiubUicaid, 

 orbiculalo-depreud, aubtus contexd, coalato-plicatd, al- 

 bidu, aiiblus obscure rufo-faaciolald ; tpird rix elecalc, 

 auturd tenuiniarginatd ; anfractibut qualuor ad quinque, 

 planulalis, ulliino coiivexo, carina Jiliformi crenulatd 

 ciiicld; aperturd lunato-rolundatd, labro acuta, intu» 

 lubiato, marginibua approximatia. 



The wrinkled Helix. Shell broadly perspectivcly 

 umbilicated, orbicularly depressed, convex beneath, 

 rib-plaited, whitish, obscurely rcd-bandcd beneath ; 

 spire scarcely raised, suture thinly margined ; whorls 

 four to five, rather flat, the last convex, encircled with 

 a crenulated thread-like keel ; aperture lunar-rounded, 

 lip sharp, edged within, margins approximated. 



Chemnitz, Couch. Cab. vol. ix. part 2. p. 152. pi. 133. 

 f. 120S. 



Uelix corrugala, Gmelin. 

 Helix GargottcB, Uossmiisler. 

 Helix Groyana, Ferussac. 



Hab. Italy, Sicily. 



An opake stone-coloured thread-keeled shell, densely 



wrinkled throughout. 



Species 122-i. (Mus. Pfeiffer.) 



Helix tencicostata. Hel. teatd vix umbilicafd, de- 

 preaao-globosd, aolidiuaculd, oblique costato-striatd, al- 

 bidd, rufo plua minua cinctd; anfractibua quatuor ad 

 quinque, convexiuaculia, ultimo tuniido, antice dejlexo ; 

 aperturd lunato-orali, labro teiiuire/lexo, appresao-ex- 

 panao, umbilicum fere tegente. 



The finely ribbed Helix. Shell scarcely umbilicatcd, 

 dcpressly globose, rather solid, obliquely rib-striated, 

 whitish, more or less encircled with red ; whorls four 

 to live, rather convex, the last swollen and deflected 

 in front ; aperture lunar-oval, lip thinly reflected, ap- 

 pressly expanded, nearly covering the uiuliilicus. 



DuNKEU, riiilippi, Abbild. und Besch. Conch. Helix pi. 6. 

 f. 13. 



Hab. Mexico? 



F'incly rib-striated throughout, of a light stone-colour, 



more or less faintly encircled with red liue^. 



