HELIX. 



Plate LXXXV. 



Species 456. (Mus. Cuming.) 



Helix Candauarica. Ilel. testa umbilicatd, orbiculato- 

 conveximculd, oblique strialulci, fuscescenle-aUndd, 

 faiciis angudis, maculose interruplis, nigricanlilnts et 

 ru/is oriiatd ; spird vix elevald, apice nitidd, corned; 

 anfractibua quinque, convexiusculis; umbilico infimdibu- 

 liformi ; aperturd obliqud, lunalo-ovali ; peristomate 

 timplici, acido, marginibus connivetitibus. 



The Candahak Helix. Shell umbilicated, orbicularly 

 convex, obliquely finely striated, brownish-white, or- 

 namented with spot-interrupted blackish and red 

 narrow bands ; spire scarcely raised, apex shining, 

 horny ; whorls five, slightly convex ; umbilicus fun- 

 nel-shaped ; aperture oblique, lunar-oval ; lip simple, 

 sharp, margins approximating. 



Pfeiffee, Pro. Zool. Soc. 1S16. p. 37. 



Hafj. Caudahar. 



A small stone-white shell, variegated with interrupted 



brown-black bands. 



Species 457. (Fig- a,b, Mus. Cuming.) 



Helix Guertni. Hel. testa mnbilicatd, trochiformi, epi- 

 dermide fuscescente indiitd ; anfractibus seplein ad 

 ocio, vix convexiusculis, bad carinatis, carinis pilis 

 confertis dense ciliatis; basi convexiusculd ; umbilico 

 angustissimo, peraio ; aperturd lata, lunari ; perislo- 

 male simplici, marginibus callo lenuissimo niliJo 

 junctis. 



GuEttiN's Helix. Shell umbilicated, trochus-shaped, 

 covered with a light brown epidermis ; whorls seven 

 to eight, scarcely convex, keeled at the base, keels 

 densely ciliated with close-set hairs ; base slightly 

 convex ; umbilicus very narrow, open ; aperture 

 broad, lunar ; lip simple, margins joined by a thin 

 shining callosity. 



Pfeiffer, Kcvuc zool. Soc. Cuv. 1S42. p. 304. 



Hab. Neilghcrry Hills. 



A pyramidally conical shell of very compact regular 

 growth, witli the whorls very slowly enlarging. 



Species 458. (Mus. Cuming.) 



Helix Fortinei. IM. tesld subprofunde umbilicatd, si- 

 iiistrali, virescenle-corned, pellucidd, solidiuaculd, fascia 



unicd intense castaned medio cingulata, oblique con- 

 ferlim tenuissimi striata ; anfractibus quinque, piano- 

 conrexis, ultimo rotundato ; aperturd lunato-drcuiari ; 

 peristomate expanso, marginibus counicentiius. 



Fortune's Helix. Shell rather deeply umbilicated, 

 sinistral, greenish-horny, transparent, rather solid, 

 encircled round the middle with a dark chestnut 

 band, obliquely verj' closely finely striated ; whorls 

 five, flatly convex, the last rounded ; aperture lunar- 

 circular ; lip exi)andcd, margins approximating. 



Pfeiffer, Pro. Zool. Soc. ISdI (?). 



Hab. Shanghai, Cltina ; Fortune. 



A clear greenish-homy shell, very transparent, but yet 

 rather solid, encircled by a central dark chestnut band, of 

 which the upper edge is seen in the sutures of the spire. 



Species 459. (Mus. Cuming.) 



Helix fallaciosa. f/el. testd umbilicatd, depretsa, alba, 

 zonis fuscis variis plerumque ornald ; spird breris-nmu ; 

 anfractibus quatuor ad quinque, ptaniusculis, ultimo 

 subito descendente ; umbilico infundibulifortni ; aperturd 

 subliorizontali, ellipticd ; peristomate limplici, margmi- 

 bus junctis, supero breviter expanso, basali anguiatim 

 reflexo. 



The fallacious Helix. Shell umbilicated, depressed, 

 white, generally ornamented with various brown 

 zones ; spire very short ; whorls four to five, rather 

 flat, the last suddeiJy descending ; umbilicus funnel- 

 shaped ; aperture somewhat horizontal, ellipticnl ; lip 

 simple, margins almost juimd, upper margin shortly 

 expanded, basal margin angularly rcllectetl. 



Fercssac, Hist. Moll. pi. 71. f. 1. 



Hab. Ceylon and Hindoostan. 



The bands are somewhat variable in this species. In 

 the specimen here figured there is one strong centml band, 

 with a delicate line, at some distance, above and below it. 



Species 400. (Fig. a, b, .Mus. Cuming.) 



HkliX TUIf noTROPIs. Ilel. testa tali umbilicatd, raliQ 

 depressd, corned, sub lente tpiralitrr minutistime cou- 

 ferlini striata; spird ptttno-cvHrrxd ; an/ t, 



planulatis, ultimo acutisxime carinalo, crf : '■- 



ducid ; aperturd transrerse ovatd ; pcrittomatf Inut, 

 expanso. 



March, 18B2. 



