HELIX —Plate XXXVIII. 



Mtqua, lunaio-oblonga, intm xubirideKenU ; peruto- 

 inaU albo, nubmcraxmto, breviter expaiuo, mari/iiiUiwi 

 callo tenui junclin, dexlro subarcttalo, columelUtri »«- 

 penie valdi dilalato, appresio. 



Goudot's Helix. SlioU iinpcrfonitfd, deprcssW ovate, 

 rather thin, minutely grnnulated throughout, red- 

 dish-chestnut, with two blacicish bands ; spire rather 

 small, semiglobose ; whorls four to five, rather 

 convex, increiising very rapidly, the last inflated ; 

 aperture oblique, lunately oblong, slightly iridescent 

 within ; lip white, rather thickened, shortly expanded, 

 margins joined by a thick callus, right edge some- 

 what arched, columcUar edge much dilated at the 

 upper part and appressed. 



FEKissAf, Hist. Mol. pi. 1(1 ./. f. 1-t). 



Ifa/j. Madagascar. 



This and //. umfonnis represent a form precisely inter- 

 mediate between Helix and Bulimus, wliich might be re- 

 ferred to either genus with equal propriety. 



Species 175. (Mus. Cuming.) 



KbLl.\ JIAGNIFICA. Ilel. testa imperforatd, iMiqui ovald, 

 tenui, ffranulato-striald, fulvd, fasciis pliiriinis nigri- 



cante-caataneui, nunc talis nunc antputis omatd ; an- 

 fractiljus triliun ad ipiatuor, rapidisHimi accrescentiljiu, 

 ultimo injlato ; aperlurd peroLliqud, umpld, elongato- 

 ovali, intwt nubiridescente, fasciis perlucidi» ; cotu- 

 rnelld brtrci, mbredd ; peristomate tenui, vix refiexv, 

 fiiHco, inaryinibus callo tenui juncfis, culiimettari dl/a- 

 talo, ajipresso. 



TiiK MAGMKlCKxr IIei.ix. .'>hell imperforated, obliquely 

 ovate, thin, granulately striated, fulvous, ornamented 

 with numerous blackish-chestnut bands, now broad, 

 now narrow ; whorls three to four, increasing very 

 rapidly, the hist inflated ; a])erture very oblique, 

 large, elongately oval, slightly iridescent within, 

 with the bands transparent ; columella short, nearly 

 straight ; lip thin, scarcely reflected, brown, niurgins 

 joined by a thin callosity, coliunellar edge dilated, 

 appressed. 



Fekussac, Hist. Moll. pi. 10. f. i. 

 IJelix p'itj/:onnli.s, Lamarck. 



Hab. Madagascar. 



This shell, it may be observed, is composed of only 

 three to four whorls, convoluted, with the last prolonged 

 very obliquely into an inflated oblong oval. 



