250 HELIX §. 52. 



Helix Roissyana Sow. in Proc. Zool. Soc. 1840. p. 101. 



— — Chemii. ed. II. Helix N. 272. t. 47. f. 1—5. 



— Rossiana Gray in Ann. of Phil. New ser. IX. p. 412. 

 Helicostyla Roissyana Reck ind. p. 37. 



/?. Var. ? Heli.x Fer. hist. t. 1 07. f. 11 — 13. 



Habitat in insula Mindoro Philippinarum (Cuniing). 



b s. Variat lesta alba , epidermide flavescente obducta , varie irigricanti- 

 fasciata , vel saturale castanea , epidermide crassa , opaca , hydrophana — vel 

 fere tola nigra etc. 



654. H. pulchcrrima Sowerby. . , sr. ij^.JCm. 



T. imperforata, subglobosa, unicolor vel coloribus variis 

 pulchre picta, plerumque epidepmide albida elegantissime reticu- 

 lato-fasciata ; spira parvula, obtuse conoidea, apice nitide sangui- 

 nea; anfr. k ji convexi, ultiiTius valde inflatus, ad columellam ex- 

 cavatus; columella obliqua, albido-callosa, superne obsolete uni- 

 dentala; apertura lunato-circulaiis , intus nitidissima; perist. sim- 

 plex, expansum. — R. a. = 4 : 7. — Diam, maj. 42, min. 33, 

 alt. 29 mill. (GoII. Nr. 387.) 



Helix pulcherrima Sow. in Proc. Zool. Soc. 1840. p. 90. 



— — Reeve Conch. syst. H. t. 164. f. 12. 13. 



— — Pfr. Symb. II. p. 37. (exclus. var. /3.) 



— — Deless. recueil t. 38. f. 11. 12. 15. 16. 



— — Chemn. ed. II. Helix N. 264. t. 45. f. 1 —4. 

 Calocochlea pulcherrima Hartm. Gast. I. p. 163. t. 54. 



Habitat in provincia Cagayan insulae Luzon (Cuming). 



Obs. Varietates 14 praecipuae a Cl. Sowerby 1. c. enumeralae differunt 

 colore testae saturate castaneo, rufo, cinnamomeo, fulvo, virescente, roseo vel 

 flavo — fasciis solitariis vel approximatis, conlinuis vel reticulatis — perislomate 

 albo, roseo vel purpureo-Hmbato. Fascia latior peripherica epidermidis albae 

 fere in omnibus adest. 



655. H. Norrisii Sowerby. ./ , ;. . 



T. imperforata , globoso-depressa, solida, obsolete malleata, 

 glabra, fulvo-citrina, zonis opacis, candidis et infra suturam ma- 

 culis irregularibus albis notata; spira semiglobosa; anfr. VJ-i con- 

 vexi, ultimus ad columellam latam, callosam, arcuatim prolonga- 

 tam excavatus; apertura lunato-subeircularis, intus lactea; perist. 

 crassum, lalissime expansum. — R. a. = 1 : 2. — Diam. maj. 42, 

 min. 34, alt. 28 mill. (Coll. Nr. 388.) 



Helix Norrisii Sow. in sched. Cuuiing. 



— — Pfr. in Proc. Zool. Soc\ 1842. p. 85. 



— ^ — Pfr. Symb. II. p. 3 4. 



