HELIX. 



Plate CLXXIX. 



Species 1225. (Miis. Pfciffcr.) 



Helix cinctella. IM. Ifstd rix umbiUcatd, Huhijlobow- 

 depresm, hUencenle, cryntaltiiid vel rubra, aiihlilinaii/ii 

 striata, soiiiild opaco-alhd carinatd ; anfradibus quiii- 

 que ad sex, plauiusadk ; apertiird lunari, labro su- 

 perne simp/ici, aciito, margine basali ri'Jhxiusculo. 



The girdled Helix. Sliell scarcely umbilicated, sub- 

 globosely depressed, Yellowish crystalline or reddish, 

 very finely striated, keeled with an opake-white zone ; 

 whorls five to six, rather flat; aperture lunar, lip 

 simple at the upper part, sharp, basal marg;in slightly 

 reflected. 



Dr.\parnald, Hist. Moll. p. 99. pi. C. f. 28. 



Hub. Southern Europe. 



A horny subtransparent shell, encircled at the periphery 

 by a narrow opake-white zone. 



Species 1326. (JIus. PfeifTer.) 



Helix Rotiii. lid. testa subobtede umbilicatd, depresso- 

 globosd, opacd, sordide alba, zonula linear i rufd cinff»- 

 latd, Sttblns subpellucidd ; anfradibus sex, convexii/s- 

 culis, ultimo vix desceudente ; aperturd lunari, labro 

 acuta, inlus albo-labiato. 



RoTn's Helix. Shell with a nearly covered umbilicus, 

 depressly globose, opake, dull wliite, encircled with 

 a linear red zone, subpellucid beneath ; whorls sL\, 

 rather convex, the last scarcely descending ; aperture 

 lunar, lip sharp, white-edged within. 



Pfeiffek, in Wiegman's Archives, 184-1, p. 218. 

 Helix Olicieri, car.. Roth. 



Hab. Island of Syra ; Forbes. 



A horny shell of rather solid growth, subpellucid below, 

 opake above, encircled with a red linear zone. 



rayed with brown lines ; spire slightly raised, obtuse ; 

 whorls four, slightly convex ; columella subvertical, 

 thread-like, entering deeply; aperture lunar-rounded, 

 fulvous, and shining within, lip simple, sharp. 



Pfeiffek, Symbolic, vol. iii. p. 65. 



JIab. Natal, South Africa. 



A very light subglobosc shell, obliquely streaked with 

 pale brown. 



Species 1227. (Mus. Pfeifl"cr.) 



Helix Natalexsis. Ifel. testa imperforatd, subijlobosd, 

 tenui, l<eci(jald, subdinphund, corneo-alhidd, lineis fus- 

 cis irregutariler radiutd ; spird elecatiusciild, obtusd ; 

 anfradibus quatuor, leviter concexis ; columella sub- 

 certicali,Jiliformi, profundi inlraute ; aperturd luna- 

 to-rolundutd, intu.sfi/rd, nitidd, labro simplici, aruto. 



The Natal Helix. Shell imperforated, subglobose, thin, 

 smooth, subdiaphanous, horny-whitish, irregularly 



Species 1228. (Mus. PfeifTer.) 



Helix Krymckii. lid. testa angusli umbilicatd, de- 

 pressd, striatiilu, nitidd, alba, apice corned, fii"-i^ 

 cariis nigris, ad basin fuscidutis, interruptis ornntii , 

 anfradibus quinque ad sex, tuperne platiiuseulit ; aper- 

 turd lunato-subcirculari, l<ibro acuta, intus albo-labialo, 

 marginibus connitentibus. 



Krysicki's Helix. Shell narrowly umbilicated, de- 

 pressed, finely striated, shining, white, homy at the 

 apex, ornamented with various interrupted black 

 bands, brownish at the base ; whorls five to si-x, flat- 

 tish at the upper part ; aperture lunar-subcircukr, 

 lip sharp, while-edged within, margins approximating. 



Andrzejowski, Bull. Nat. Hist. See. Moscow, vol. vi. 

 p. 131. 



Helix cespitum, car., Fi'nissac. 

 Helix Babondubii, Parreyss. 



Hah. Croatia, Russia. 



The bands below the periphery are interrupted and of 

 lisjhtcr colour. 



Species 1229. (Mus. PfeifTer.) 



Helix EXCLUSA. //'•/. teatd umbilicatd, discoideS, drprtssa, 

 striatd, acutissime carinatd, lutescente, fasciis dtmbut 

 ru/is cingulald ; < 

 ultima circa uml" 

 labro simpUci, acuta, margiite basalt leriter arcuato. 



The excluded Helix. Shell umbilicated, discoid, de- 

 pressed, striated, very sharply kei'led, yellowish, en- 

 circled with two red bands ; whoris five, conravely 

 flattened, last whorl excavated round the umbilicus ; 

 aperture rliomboidnl, lip simple, sharp, basal margin 

 slightly arched. 



Hab. Islands of New Guinea and Vauikoro. 



June, 1854. 



