HELIX.— Plate CLXXX. 



dcpcessly orbicular, chalk-white, finely wrinkle-stri- 

 ated ; spire short, suture rather impressed ; whorls 

 five, rounded ; aperture lunar-rounded, lip sharp, 

 thickly callous-edged within, margins approximating. 



Jan, PfeifFer, Mon. licl. viv. vol. iii. p. 132. 



Halt. Texas? 



This shell, quoted erroneously by Dr. Pfeiffer in the first 

 edition of his monograph as a variety of II. Berlanderiana, 

 is more opake and solid than that s|)ecie3, and more likely 

 to be a native of the locality quoted. 



Species 1340. (Mus. Pfeiffer.) 



Helix Hartungi. Ilel. lesld amjuste iwibilica/d, aub- 

 dtpreud, teiiumime Hriatd, nilrn/e-al/jd, apice corned ; 

 anfractibus quinque ad sex, convexk, ultimo »ublati 

 rotinidato ; aperluru lunato-circidari, lahro acuto, iii- 

 lii.t albo-laljiato, marffiiiibiis approximate. 



IIaktlnu's IIklix. Shell narrowly umbilicated, rather 

 depressed, very finely striated, shining white, horny 

 at the apex ; whorls five to six, convex, the last rather 

 broadly rounded ; aperture lunar-circular, lip sharp, 

 white-edged within, margins approximating. 



Albers, Zeitsehrift i'iir Malac. 1852, p. 30. 



Ilab. Island of Porto Sancto ; llartung. 



A thin, delicate, shining white shell, of simple spii-al 

 form. 



Species 1241. (Mus. Pfeiffer.) 



Helix leucozona. Ilel. testa vix innl/ilicatd, orbiculari- 

 coHvexd, dilute rufesccnte, subpelhwidd, zonula pellu- 

 cidd alba medio cingulatd, subtiUter striata ; anfrac- 

 tibus quivque ad sex, convexis ; aperturd transversim 

 luuari, labro plano-rijlexo, albo-labiato, viargine basali 

 slricto. 



The white-zoned Helix. Shell scarcely umbilicated, 

 orbicularly convex, dilutcly reddish, subpellueid, en- 

 circled round the middle with a white transparent 

 zone, finely striated ; whorls five to six, convex ; 

 aperture transversely lunar, lip flatly reflected, white- 

 edged, basal margin drawn out. 



ZiECLER, C. Pfeiffer, MoU. vol. iii. p. 34. pi. C. f. 19, 20. 

 Helix delopida, Jan. 



Hab. Austria and North Italy. 



The transparent white zone which encircles this slull at 

 the periphery is seen throughout the spire. 



presnd, minuti striata, albidd, interdum fusco fateiatd ; 

 anfractibus quatuor ad quinque, conrexiuiiruli», ultimo 

 autice rix dejUxo; aperturd lunari-rotundata, labro 

 simplici, intus ralidi albo-labiato. 



The whitish Hklix. Shell umbilicated, globosely de- 

 pressed, minutely striated, whitish, sometimes banded 

 with brown ; whorls four to five, rather convex, the 

 last a little deflected in front ; aperture lunar-rounded, 

 lip simple, strongly white-edged within. 



Stcdee, Syst. Verz. p. 87. 



Helix bidentata, Hrapnmaud. 

 Helix tliymorum, Krynicki. 

 Helix striatula, Harlmann. 



Hab. Southern Europe. 



A simple dull whitish shell, sometimes faintly banded 

 or streaked with light-brown. 



Species 1243. (Mus. Pfeiffer.) 



Helix Auberi. Hel. testa angusti umbilicald, globoso- 

 depresnd, tenuiculd, subtili-tsimi striata, cereo-albidd 

 aut straniined ; spird conoided,subobtusd ; anfractibus 

 quinque, couvexiusculis, ultimo lotiore, tumidiusculo ; 

 aperturd oblique lunari, labro simplici. 



Auber's Helix. Shell narrowly umbilicated, globosely 

 depressed, rather thin, very finely striated, wax-white 

 or straw-colour ; spire conoid, rather obtuse ; whorls 

 five, rather convex, the last broader, rather swollen ; 

 aperture obliquely lunar, lip simple. 



Okbigxy, Moll. Cuba, vol. i. p. 157. pi. 7. f. 13, IC. 



Hab. Cuba. 



A light straw-coloured waxen shell, without marking. 



Species 1242. (Mus. Pfeiffer.) 

 IltLix CANDIDULA. Hel. tcstd umbilicatd, globoso-de- 



Species 1244. (Mus. Pfeiffer.) 



Helix protea. Hel. testa umbilicatd, depresm-globosd, 

 albidd, fusco interdum maculatd aut fasciald ; spird 

 conoided, apice corned; anfractibus quinque ad sex, 

 coHcexiJi, ultimo rotundato ; aperturd circulari, labro 

 simplici, panlulum expanse. 



The protean Helix. Shell umbilicated, deprcssly glo- 

 bose, whitish, sometimes spotted or banded with 

 brown ; spire conoid, horny at the apex ; whorls five 

 to sLx, convex, the last rounded ; aperture circidar, 

 lip simple, a little expanded. 



ZiEGLEH, Kossmiisler, Hist. Moll. vol. viii. p. 34. f. 521. 



Hab. Corfu. 



A chalk-white shell, with rounded nhorU more or less 

 interruptedly banded. 



