LEPTOPOMA §. 5. 77 



min. 62/3, alt. 6 mill. Ap. A^j^ mill. longa, 41/4 lata. (Mus. 

 Ciiming.) 



Cyclostoma /*0fC<7w//? (Lcptopoma) Ppi'. in Proc. Zool. Soc. 1854. p. 302. 



Habitat in insula Cevlou (Tlnvaites). 



42. halo|»linuin Benfti>: (Coll. 112. — Ch. ed. nov. 



p. 241. t. 31. f. 29-31. — Gray Phan. p. 83. — 



Ad. Gen. p. 281.) Mon. p. 118. 



43. Ij. orophilum Benison. 



T. perforata, conica, tenuiuscula, oblique striata, sub epi- 

 dermide olivacea albida, rufulo flammulata ; spira conica, apice 

 acuta, nigricans ; anfr. 5 convexi, sensim accrescentes, ultimus 

 rotundatus, liris 6 — 9 filiformibus, obsoletiuscuiis cinctus ; aper- 

 tura obliqua , subcircularis , intus coerulescenti-margaritacea ; 

 perist. tenue, rectum , marginibus subinterruptis, columellari 

 reflexiusculo. — Operc. corneum. ~ Diam. maj. 9, min. 8, 

 alt. 8 mill. Ap. diam. 5 mill. (Mus. Cuming.) 



Cyclostorna orophiium Bcns. in Ann. and Mag, 2d. ser. XI. p. 106. 



Leptopoma orophilum 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. li. conulus Pfr- 



T. anguste umbiHcata, conica, tenuis, epidermide corneo- 

 fulva, distanter membranaceo-costuhita induta; spira regulari- 

 ter conica, apice obtusiuscula; anfr. 5 sensim accrescentes, 

 subangulato-convexi , ukimus Hris sub-6 distinctis filiformibus 

 cinctus; apertura parum obliqua, subangulato-circuh\ris; perist. 

 simplex, acutum, vix expansiusculum, marginibus subdisjunctis, 

 cokimellari reflexiusculo. — Operc. ? — Diam. maj. 4, min. 

 32/3, ak. 3 '/2 milL Ap. vix 2 milh longa. (Mus. Cuming.) 



CycJo.stoma conulus (LQ\:>io^om&) Pfr in Pioc. Zool. Soc. 1854. p. 127. 

 Habitat in insula Ceylon (Thwaites\ 



IX. Derinatocera H. et A. Adains. 



Operculum et testa Leptopomatis. — Animal cornu co- 

 nico, epidermali in parte posteriore pedis munltum. 



