HELIX. 



Plate CXC. 



Species 1327. (Mus. Cuming.) 



Helix verrucula. Ilel. ie«ld vijc uiMUcala, depremo- 

 cotioUled, pdlucido-vilred, iii/eii/e-olicaced, miptrni 

 confertini tenumiiiii ruslulato-UruUd, Htriin niilcis npi- 

 ralibiis decussulin, medio acitli cariimld, infra cariiiam 

 impressd, lavit/ald ; npird irt-Fi, acuta ; aiifraclibun 

 qualuor, decliciiiis ; aperlurd niiisecurifurmi, Mro 

 simplici. 



The warty Helix. SLell scarcely umbilieated, dcpressly 

 conoid, transparent glassy, shining olive, closely very 

 finely rib-like striated at the upper part, striie decus- 

 sated with spiral grooves, sharply keeled in the mid- 

 dle, beneath the keel impressed, smooth ; spire short, 

 sharp ; whorls four, slanting ; aperture somewhat 

 hatchct-sha])cd, lip simple. 



Pfeiffer, Pro. Zool. Soc. 1854. 



Hab. Ceylon ; Thwaites. 



A small transparent bronze-like glassy species, having 

 the spiral half of the shell curiously sculptured with raised 

 stria;, cut, as it were, by decussating grooves into minute 

 warts. 



Species 1328. (Mus. Cuming.) 



Helix Belciieri. Ilel. testa lale profuiule umbilicata, 

 depreuo-orbicitlari, mdidiicoided, virfuceiite-conied, su- 

 pra arcualim coslulalo-striald, infra Iterigutd, iiileiite; 

 spird obtuse convexd ; anfractiltus quatuor ad quiiique, 

 convexis ; aperturd nubcirculari, lahro simpHci. 



Belcher's Helix. Shell broadly deeply umbilieated, 

 dt'pressly orbicular, subdiscoid, greenish-horny, ar- 

 cuately rib-like striated above, smooth and shining 

 below ; spire obtusely convex ; whorls four to five, 

 convex ; aperture nearly circular, lip simple. 



Pfeifkeu, Pro. Zool. Soc. 1854. 



Hab. ? 



A greenish-homy shell, arcuately rib-like striated on 



the spiral surface, smooth below, found among the stores 



remaining from the specimens collected during the voyage 



of the Sulphur. Locality not preserved. 



Species 1329. (JIus. Cuming.) 

 Helix Hondana. IM. lestd late perspedite umbilicatd, 

 depresso-orbiculari, subdiscoided, corned, obscure ru- 



goio-striatd ; spird plano-conwxd ; aiifractibus quiii- 

 que ad sex, lenli accrescentibus, circa uiMiilicum ob- 

 tuse aiigulatis ; aperturd lunato-circulari, labro acuta. 



The Honda Helix. Shell broadly pcrspcctively umbi- 

 lieated, dcpressly orbicular, subdiscoid, homy, ob- 

 scurely roughly striated ; spire flatly convex ; whorls 

 five to six, increasing slowly, obtusely angled round 

 the umbilicus ; aperture lunar-circular, lip sharp. 



Pfeiffeh, Pro. Zool. Soc. 1854. 



Ilab. Honda, New Granada ; Blaud. 



Of more discoid growth than the preceding »|)ecics, 

 not rib-striated, with a more widely open perspective um- 

 bilicus. 



Species 1330. (Mus. Cuming.) 



Helix Ml'sicola. Uel. testa miituti prufumli umbilicatd, 

 depresso-conoided, tenuissimd, olicaceo-brumied, arcn- 

 alim plicato-striatd ; spird subobtusd ; suturd im- 

 presxd ; aiifractibus quatuor, coucexo-declicibus, ul- 

 timo suliiiijlato ; aperturd lunato-circulari, labro sim- 

 plici. 

 The Mvsia Helix. Shell minutely deeply umbilicatetl, 

 dcpressly conoid, very thin, olive-brown, arcuatoly 

 plicately striated ; spire rather obtuse ; suture im- 

 pressed ; whorls four, convexly slanting, the Inst a 

 little inflated ; aperture lunar-circular, lip simple. 

 SuDTTLEWouTii, MS. (Mus. Cuuiiug.) 

 JIab. Luquillo, Porto Rico ; Blauncr. 



A vcr)- light subinflated olive-browu shell, ruilely pli- 

 cately striated throuL'hout. 



Species 1331. (Mus. Cuming.) 



Helix BADIISCLLa. Jlel. trsid profundi persprctiri hmi- 

 bilicatd, plano-depreiisd, Iriitiformi, corned, arcuato- 

 alriatd, carina fitiformi ad peripheriaia citifftilald ■ 

 aiifractibus quiiique, plano-concexis ; aperturd .vriiri- 

 formi, labro simpliri. 



The finkly-kayku Helix. Shell deeply pers|XTtively 

 umbilieated, flatly depressed, leus-shnpi-d, horny, ur- 

 cuately striated, encircled nt the periphery with a 

 thread-like kcrl ; whorls five, flatly convex ; npcrturc 

 hatchet-shaped, lip simple. 



Pfeiffer, Pro. Zool. Soc. 1854. 



Hub. 'f 



August, 1854. 



