HELIX §. 72. - 
395 
102S. H. Oxytes Benson. 
T. ferrugineo -cornea, depressa; spira convexa, apice pla- 
nalo; pcripheria acuta; aufr. 6, oblique subplicati , suturis non 
excavatis; perist. subreflexuni; umbilicus latus et profundus, an- 
fractus usque ad apicem exhibens. — Diam. 1,8 polL (B.) 
Helix Oxytes Bens. in Journ. As. Soc. V. p. 351. 
Habitat in Bcngalia. 
Obs. «Differt ab H. acumine Dalmatiae magnitudine , colore et labro sub- 
reflexo». 
T, depressa, umbilicata, solidiuscula, oblique subrugosa, 
lutea, rufo-striata; anfractus ultimus late carinatus; sutura pro- 
funda; umbilicus magnus, infundibuliformis; apertura obovala, 
intus candida; perist. crassum, reflexum, margine glabro. — 
Diam. 16, ait. 8 lin. (L.) 
Helix cheiri Less, voy. de la Coq. p. 308. 
Habitat ad Dorey Novae Guineae. 
T. umbilicata, depressa, solida, oblique striata, carinata, 
luteo-cornea, rufo-fasciata : fasciis 2 supra, 1 infra carinam; anfr. 
5 plani, ultimus superne convexus, basi planulatus, ad aperturam 
subito fere verticaliter deflexus; apertura horizontalis, integra, 
oblonga; perist. crassum, reflexum, carneum, marginibus paral- 
lelis, junctis. — R. a. = 4 : 5. — Diam. maj. 31 , inin. 26, ali. 
14 inill. (Mus. Cutning.) 
Helix horizontalis Pft\ in Proc. Zool. Soc. 1845. p. 40. 
fi. Major, rufescens, perist, subsinuoso: diam. maj. 40, min, 34, ait. 
15 mill. (Mus. Cuniing.) 
Habitat in insula Bantayon Philippinarum (Cuming). 
Obs. Affinis 11. Reoveanao (Nr. 981.), umbilico angustiore, carina di- 
stincta, perist. crasso, minus expanso, marginibus parallelis diversa. Differt ab 
H. Lasaliii (^^r. 990.) praeter colorem apertura vix irregulari et anfractu ultimo 
in loto ambitu detlexo. 
T, umbilicata, lenticularis, acute carinata, oblique striata, 
pallide fulvescens, fasciis pluribus rufis ornata; spira parum 
elata; anfr. 4 planiusculi, ultimus juxta aperturam superne in- 
flatus, valde deflexus; carina alba, usque ad apicem conspicua; 
umbilicus angustus, pervius; apertura horizontalis, elliptica; 
perist. simplex, marginibus subjunctis, supero late expanso, ba- 
1020. H. cheiri Lesson. ^ 
1030. H. horizontalis Pfr. 
1031. H. marginata M^icr. 
