HELIX §. 22. 59 



parum elevata, apice obtusa; sutura leviter impressa; anfr. Sy^ 

 subplanulati, sensim accrescentes , ultimus non descendens, supra 

 peripheriam subangulatus ; apertura obliqua, late lunaris; perist. 

 acutum, vix expansiusculum , margine coiumellari oblique de- 

 scendente, superne brevissime reflexo. — Diam. maj. 29, min. 25, 

 alt. 13 mill. Apert. 15 mill. lata, 10 alta. (Mus. Benson.) 



Helix textrina Bens. in Ann, aud Mag. N. H. 2d. ser. XVIII. p. 252. 

 — — Pfr. Novit. conch. I. n. 224. t. 36. f. 5 — 7. 



Habitat Thyet Myo prope ripas fluminis Irawadi Birmanorum 

 (W. Theobald). 



340. Thcodori Phil. (Coll. 137. — Ch. ed. nov. U. 

 p. 227. — liv. n. M88. t. I^S. — Nanina Theo- 

 dori Gray Cat. Pulm. p. 84. — Hemiplecta Ad. 

 Gen. p. 223. — Pfr. Vers. p. 121.) Mon. 111. p. 7 I. 



341. H. Sophiae Gaskoin. 



T. perforata, depressa, pertenuis, oblique rugata et striis 

 confertissimis spiralibus sub lente decussata, oleoso-micans, 

 pellucida, pallide rubello-cornca; spira vix elevala, brevissimo 

 conoidea; anfr. 5 convexiusculi, ultimus non descendens, peri- 

 pheria subangulatus, basi convexior, laevior; apertura ampla, 

 obliqua, rotundato-lunaris; perist. simplex, rectum, marginibus 

 subconniventibus, dextro antrorsum arcuato, columellari superne 

 breviter reflexo. — Diam. maj. 26, min. 20, alt. IIV^ mill. (Goll. 

 Nr. 138.) 



Helix Sophiae Gask. in Proc. Zool. Soc. 1854. p. 132. 

 — — Reeve Conch. ic. n. 1377. t. 196. 



Nanina Sophiae (Hemiplecta) Pfr. Vers. p. 121. 

 Habitat « Lord Howe's Island Oceani AustraHci » (Macgillivray). 



342. bistrialis Beck. (Coll. 139. — 7?r. n. 483. t. 90. 



— H. exilis Chemn. — H. diaphana Lea. — Na- 

 nina bistrialis Qray Cat. Pulm. p. 85. — Ad. Gen. 



p. 222. — Hemiplecta Pfr. Vers. p. 121.) .... Mon. III. p. 71. 



343. Ceylanica Pfr. (Coll. 140. — Rv. n. 4 1 1. t. 78. 



n. 1420. t. 202. — Ch. ed. nov. III. p. 306. — 

 Nanina Ceylanica Gray Cat. Pulm. p. 92. — Hemi- 

 plecta Pfr. Vers. p. 121. — y. Maxima, anfr. 5, 

 cingulo 1 nigricante ad peripheriam ornata; diam. 

 maj. 38, min. 32, alt. 21 miil.) - - - 71. 



344. semipartita Dcsh. -J- [Fer. t. 89. f. 5. — Nunina 



semipartita Gray Cat. Pulm. p. 140.) - - - 71. 



345. vitellina Pfr. {Rc. n. 390. t. 75. — Ch. cd. nov. II. 



p. 278. — Naiiina vitellina Gray Cat. Pulm. p. S5. 



— Hcmiplecla Pfr. Vers. p. 12*1. — Hahifat nd 



radicem montium Niigherries: Jerdon, Bensou.) . - - - 72. 



