HELIX §. 13. 71 



255. MuUeri Pfr. (CoU. 114. — Chemn. ed. nov. 1. 



p. 191. — Desh. in Fer. hist. I. p. 160. N. 213. 

 t. 100. f. 11—13. — Reeve N. 19. t. 4. — Na- 

 nina [Ryssota] Mulleri Alb. p. 61.) Mon. I. p. 67. 



256. buUa Pfr. (Coll. 115. — Chemn. ed. nov. I. p. 



207. — Desh. in F6r. hist. I. p. 161. N. 214. t. 

 100. f. 6. 7. — Reeve N. 15. t. 4. — Nanina 

 [Hemiplecta] bulla Alb. p. 60.) - - - 68. 



257. Chenui Pfr. (Coil. 116.) - - - 438. 



258. Nouleti GuiU. f - - - 69 



259. rubricata Gould. •[• (Proc. Bost. Soc. 1846. p. 



178. — Nanina rubr. Gould Enped. shells 1851. 



p. 29. f. 66.) - - - 69. 



260. Grateloupi Pfr. (Coll. 117. — Chemn. ed. nov. 



1. p. 205. — Nanina [Xesta } Grateloupi Alb. p.59.) _ _ _ 69. 



261. naninoides Bens. (CoII. 1 18. — Chemn. ed. nov. 



I. p. 193. — Nanina [Xes\a] nani7wides Alb.p. 69.) - - - 70. 



262. Theodori Phil. (Coll. 119. — Nanina [Hemi- 



plecta] Theod. Alb. p. 60. ) - - - 70. 



263. bistrialis Beck. (CoU. 120. — Chemn. ed. nov. 



I. p. 90. — Desh. in Fer. hist. I. p. 186. N. 249. 



— Nanina [Xesta] bistr. Alb. p. 59.) - - - 71. 



264. H. Ceylanica Pfr. 



T. perforata, subgloboso-depressa , solidula, superne di- 

 stincte granulato-decussata, diaphana, parum nitida, pallide 

 rubello-cornea; spira breviter convexo-conoidea; anfr. 4^2 

 parum convexi, sensim accrescentes, ultimus medio fascia al- 

 bida, utrinque linea rufa raarginata (supera interdum deficiente) 

 cinctus; apertura mediocris, obliqua, rotundato-lunaris; perist. 

 simplex, rectum, obtusum, margine columeilari subincrassato, 

 superne ieviter reflexo. — Diam. maj. 26, min. 21, alt. 13 

 mill. (Coll. Nr. 121.) 



Helix Ceylanica Pfr. in Zeitschr. f. Malak. 1850. p. 67. 



— — Chemn. ed. II. Helix N. 795. t. 127. f. 6. 7. 



— histrialis ^ Pfr. Monogr. I. p. 71. 



^. Major, unicolor fulvo-lutea; diam. maj. 32^2» niin. 28, alt. il mill. 

 y. Fascia mediana alba deficiente , unica castanea magis vel minus 

 lata ejus loco posita , interdumque nonnullis lineis rufis ornata. 

 Habitat in insula Ceylon. 



Obs. Distinguenda ab H. bistriali testae slructura et sculptura, an- 

 fractuum et aperFurae ratione, etc. 



265. H. semipartita Deshayes. •[• 



T. orbiculato-discoidea, utrinque convexiuscula, alba, pal- 

 lide lutescens, in medio zonula fusca bipartita; spira brevis- 

 sima, obtusa; anfr. 5 planulati, superne striato-decussati, ul- 

 limus depressus, ad peripheriam convexus, sublus umbilico 

 angusto, profundo perforatus; apertura obliqua, ovato-semilu- 



