48 HELIX §.9. 



Helix Lecythis var. Chemn. 1. c t. 143. f. 15. 

 Habitat «Rajmahal Hills» Indiae (Bacon). 



Obs. Differt ab H. vesicula praecipue aperlurae (ornia. 



130. H. convoluta Deshayes. •{• 



T. orbiculato-depressa, tenuis, laevigala, fragilis, fusco- 

 cornea, in medio albo-unizonata; spira productiuscula ; anfr. 

 5 angusti, convexiusculi , lente crescentes, ultimus major, latior, 

 basi perforatus; apertura semilunaris;* perist. siaiplex, acutum, 

 margine columellari vix reflexiusculo. — Diam. 16, alt. 10 

 miU. (Dh.) 



Helix convoluta Desh. in Fer. hist. I. p. 401. N. 255 bis. i. 

 87. f. 2. 

 Habitat in insula Sumatra. 



131. H. subjecta Benson. 



T. perlorata, conoideo-depressa, tenuis, striata, oleoso- 

 micans, diaphana, cornea; spira breviter conoidea, acutius- 

 cula; sutura levis, albido-marginata; anfr. 6^/2 vix convexius- 

 culi, ultimus latus, subdepressus, non descendens, basi parum 

 convexus; aperlura parum obhqua, rotundato-hmaris, latior 

 quam alta; perist. simplex, recium, margine columellari sub- 

 recedente, arcuato, superne brevissime reflexo. — Diam. maj. 

 4 7, min. 14, alt. 9 mill. (Mus. Benson.) 

 Helix spreta Bens. mss. olim. 



— subjecta Bens. in Ann. and Mag. 1852. May. p. 407. 



— — Chemn. ed. II. Helix N. 935. t. 143. f. 9 — 11. 

 Habitat « Rajmahal Hifls » Indiae. 



132. H. nuda Pfr. 



T. vix perforata, conoideo-depressa, tenuis, radiatim 

 striatula, pellucida, palhde fulvo-cornea ; spira conoidea, acu- 

 tiuscula; sutura impressa, albo-submarginata; anfr. 6 convexi- 

 usculi, ultimus major, inflatus, non descendens; apertura fere 

 diagonalis, rotundato-Iunaris, latior quam alta; perist. simplex, 

 rectum, liiarginibus subconniventibus, dextro arcuatim antror- 

 sum dilatato, columellari subrecedente, arcuato, superne dila- 

 tato, reflexo. — Diam. maj. 1 1 , min. 9^3 , alt. 7 miU. ( CoH. Nr. 56.) 

 Helix nuda Pfr. in Proc. Zool. Soc. 1852. 

 _ _ Chemn. ed. II. Helix N. 1102. t. 161. f. 16. 17. 

 Habitat in Himalaya (Fortune). 



133. glauca Bens. (Coll. 57. — Chemn. ed. nov. II. 



p. 118. — Nanina [Xesta] glauca Alb. p. 59.) Mon. I. p. 48. 



