LEPTOPOMA §. 5. 
77 
min. 6%, alt. 6 ipjll. Ap. 4 1 / 2 mill, longa, 4i/ 4 lata. (Mus. 
Cuming.) 
Cyclostoma poccilum (Leptopoma) Pfr, in Proc. Zool. Soc. 1854. p.302. 
Habitat in insula Ceylon (Thwaites). 
* 
42. hAlopltilum Mens* (Coll. 112. — Ch . ed. nor. 
p. 241. t. 31. f. 29-31. — Gray Phan. p. 83. — 
Ad. Gen. p. 281.) . • • 
Mon. p. 118. 
43. Ii. oroplillum Benson. 
T. perforata, conica, tenuiuscula, oblique striata, sub epi- 
dermide olivacea albida, rufulo flammulata ; spira cornea, apice 
acuta, nigricans ; anfr. 5 convexi, sensim accrescentes, ultimus 
rotundatus, liris 6 — 9 filiformibus, obsoletiusculis cinctus ; aper- 
tura obliqua , subcircularis , intus coeruleseenti-margaritacea ; 
perist. tenue, rectum, marginibus subinterruptis cplumellm 
reflexiusculo. — Operc. corneum. - Diam. maj. 9, mm. 8, 
alt. 8 mill. Ap. diam. 5 mill. (Mus. Cuming.) 
Cyclostoma orophiium Bens, in Ann. and Mag. 2d. ser. XI. p. 106. 
Leptopoma orophiium Pfr. in Malak. Bl. 1854. p. 87. 
Habitat ad Monahagalla vicum montanum interiorem insulae 
Ceylon, teste E. J. Layard (Bens.) ; Thwaites in Mus. Cuming. 
44. Vi. eonului Pfr 
T. anguste umbilicata, conica, tenuis, epidermide corneo- 
fulva, distanter membranaceo-costulata induta; spira regulan- 
ter conica, apice obtusiuscula; anfr. 5 sensim accrescentes, 
subangulato-convexi , ultimus liris sub-6 distinctis filiformibus 
cinctus; apertura parum obliqua, subangulato-circularis; perist. 
simplex, acutum, vix expansiuscuium, marginibus subdisjunctis, 
columellari reflexiusculo. — Operc.? — Diam. maj. 4, mm. 
32/3, alt. 3 V 2 mill. Ap. vix 2 mill, longa. (Mus. Cuming.) 
Cyclostoma conulus (Leptopoma) Pfr. in Proc. Zool. Soc. 1854. p, 127. 
Habitat in insula Ceylon (Thwaites). 
IX. Dermatocera H. et A. Adams. 
Operculum et testa Leptopomatis. — Animal cornu co- 
nico, epidermali in parte posteriore pedis munitum. 
