IIELIX §. 72. 395 



102S. H. Oxytes Benson. t 



T. ferrugineo-cornea, depressa; spira convexa , ai)ice pla- 

 nato; peripheria acuta; anfr. 6, oblique subplicali, suturis non 

 excavatis; perist. subreflexuni; unibilicus latus et profundus, an- 

 fractus usque ad apicem exhibens. — Diam. 1,8 poU. (B.) 



Helix Oxytes Bens. in Journ. As. Soc. V. p. 351. 

 Habitat in Bengalia. 



Obs. «Differl ab H. acumiao Dalinaliae mijgniludine , colore el labro sub- 

 rene.\o». 



10-29. H. cheiri Lesson. ■{* 



T. depressa, umbiHcala, solidiuscula, obiique subrugosa, 

 lutea, rufo-slriata; anfractus ultinuis hite carinatus; sutura pro- 

 funda; umbilicus magnus, infundibuliformis; apertura obovata. 

 intus candida; perist. crassum, reflexum, margine glabro. — 

 Diam. 16, alt. 8 lin. (L.) 



Helix cheiri Less. voy. de la Cocj. p. .308. 

 llabitat ad Dorey Novae Guineae. 



1030. H. horizontalis Pfr. 



T. umbilicata, depressa, sohda, obHque striata, carinala. 

 luteo-cornea, rufo-fasciata : fasciis 2 supra, 1 infra carinam; anfr. 

 5 plani, ultinms superne convexus, basi planulatus, ad aperturam 

 subilo fere verticaliter deflexus; apertura liorizontahs, integra, 

 oblonga ; perist. crassum , reflexum , carneum , marginibus paral- 

 lelis, junclis. — R. a. = 4 : 5. — Diam. maj. 31 , min. 26, aU. 

 14 mill. (Mus. Cuming.) 



Helix Jiorizotitalis Pfr. in Proc. Zool. Soc. 1845. p. 40. 

 /?. Major, rufescens, perist. subsinuoso: dlam. niaj. 40, inin. 34, alt. 



15 nnli. (]\fus. Cuniing. ) 



llabitat in insula Bantayon Philippinarum (Cuming). 



Obs. Affiiiis H. Reeveanae (Nr. 981.), umbilico angustiore , carina di- 

 sliucta, perist. crasso, minus expanso, marginibus parallelis diversa. Differt ah 

 H. Lasallii (Nr. 990.) praeler colorem aperlura vix irregulari ct anfraclu ullimo 

 iii lolo ambitu dellexo. 



1031. H. marginata Muller. 



T. umbilicala , lenticuiaris, acute carinata, obiique striata, 

 pallide fulvescens, fasciis pluribus rufis ornata; spira paruni 

 elata; anfr. 4 planiusculi, ultimus juxta aperturam supernc in- 

 flatus, valde deflcxus; carina alba, usque ad apiccm conspicua; 

 umbilicus angustus, pervius ; apcrtura horizontalis, clliplica; 

 perist. simplex , marginibus subjunclis, supero late expanso, ba- 



