IIELIX §. 13. 71 



255. Mulleri Pfr. (Coll. 114. — Chemn. ed. nov. I. 



p. 191. — Desh. in F6r. hist. J. p. 160. N. 213. 

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

 nina [Ryssota] Mulleri Alb. p. 61.) Mon. 1. p. 67. 



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



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

 100. f. 6. 7. — Roeve N. 1S. t. 4. — Nanina 

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



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



258. Noulcti GuilL f - - - 69. 



259. rubricata Gould. f (Proc. Bost. Soc. 1846. p. 



178. — Nanina rubr. GohM Exped. shells 1851. 



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



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



1. p. 205. — Nanina[Xe%iii] Grateloupi Alb.^.h^d.) - - - 69. 



261. naninoides Bens. (Coll. 118. — Chemn. ed. nov. 



I. p. 193. — Na II ina [Xvsia] naninoides Alb.p. 69.) - - - 70. 



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



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



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



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



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



264. H. Ccylanica Pfr. 



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

 stincte granulato-decussata, diaphana, paruin niiida, pallide 

 rubello-cornea; spira breviter convexo-conoidea; anfr. 47^ 

 parum conve.xi, sensim accrescentes, ultimus niedio fascia al- 

 bida, utrinque linea rufa raarginata (supera interdum deficiente) 

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

 simplex, rectum, obtusum , margine coluraellari subincrassato, 

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

 mill. (Coll. Nr. 121.) 



Helix Ceylanka Pfr. in Zeitschr. f. 31alak. 1850. p. 67. 



_ _ Chemn. ed. 11. Helix N. 795. t. 127. f. 6. 7. 



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

 ^. Major, unicolor fulvo-lutea; diam. inaj. S^Y^' mi"- 28, alt. 17 mill. 

 y. Fascia niediana alba deficienle , unica castanea magis vel niinus 



lata ejus loco posita , interdunique nonnullis lineis rufis ornata. 



Habital in insula Ceylon. 



Obs. Distinguenda ab H. bistriali testae structura et scuiptura, an- 

 fractuum et aperturae ratione, etc. 



265. H. semipartita Deshayes. •{■ 



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

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

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

 tinms depressus, ad peripheriam convexus, subtus urabilico 

 angusto, profundo perforalus; apertura obliqua, ovato-serailu- 



