250 
HELIX 
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Helix Roissyana Sow. in Proc. Zool. Soc. 1840. p. 10L 
— — Chemn. ed. II. Helix N. 272. t. 47. f. 1—5. 
— Rossiana G?’ay in Ann. of Phil. New ser. IX, p. 412. 
Helicostyla Roissyana Beck ind. p. 37. 
p. Var.? Helix .... Fer. hist. t. ) 07. f. H — 13. 
• 
Habitat in insula Mindoro Philippinarura (Cuming). 
Obs. Variat testa alba, epidermide flavescente obducta, varie nigricanti- 
fasciata, vel saturate castanea, epidermide crassa, opaca, hydrophana — vel 
fere tota nisra et^ . ^ ^ ^ , v// rf 
^ 654. H. pulcherrima Sowerby, 
T. imperforata, subglobosa, unicolor vel coloribus variis 
pulchre picta, plerumque epidcpmide albida elegantissime reticu- 
lato-fasciata ; spira parvula , obtuse conoidea , apice nitide sangui- 
nea; anfr. iys convexi, ultimus valde inflatus, ad columellam ex- 
cavatus; columella obliqua, albido-callosa, superne obsolete uni- 
dentala; apertura limato-circularis, intus nitidissima; perist. sim- 
plex, expansum. — R. a. = 4 ; 7. — Diam. maj. 42, inin. 33, 
ait. 29 mill, (Coli. Nr. 387.) 
Helix pulcherrima Sqxjo, in Proc. Zool. Soc. 1840. p. 90. 
— — Reeve Conch. syst. II. t. 164. f. 12. 13. 
— — Pfl\ Synib. II. p. 37. -(excIus. var. /?.) 
— — Deless. recueil t. 38. f. 11. 12. 15. 16. 
— — Chemn. ed. II. Helix N. 264. t. 45. f. 1 —4. 
Calocochlea pulcherrima Harlm. Gasi. I. p. 163. l. 54. 
Habitat in provincia Cagayan insulae Luzon (Cuming). 
Obs. Varietates 14 praecipuae a Cl. Sowerby 1. c. enumeratae diflfonint 
colore testae saturato castaneo, rufo, cinnamomeo, fulvo, virescente, roseo vel 
flavo — fasciis solitariis vel approximalis, continuis vel reticulatis — perislomate 
albo, roseo vel purpureo-limbalo. Fascia latior peripherica epidermidis albae 
fere in omnibus adest. 
655. H. NorHsii 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. 4/2 con- 
vexi, ultimus ad columellam latam, callosam, arcuatim prolonga- 
tam excavatus; apertura lunalo-subcircularis, intus lactea; perist. 
crassum, latissime expansum. — R. a. = 1 : 2. — Diam. maj. 42, 
min. 34, ait. 28 inill. (Coli. Nr. 388.) 
Helix Norrisii Sow. ia sched. Cuming. 
— — Pfj’. in Proc. Zool. Soc. 1842. p. 85, 
— — Pfr. Symb. 11. p. 3 4. 
