123 



Found under deayed leaves near Mount Ophir, in Malacca, 

 H. Cuming. 



92. C. aquilum. (pi. xxvii. f. 131.) nob. 



T. suborbiculari, subdepressa, tenuiuscula, lsevi, fulvescente 

 fusca, nonnunquam cingulo pallescente mediano ; spira brevi, 

 acuminatiuscula, anfractibus quinis subplanulatis, primis pau- 

 lulum carinatis, ultimo maximo, rotundato ; apertura circulari, 

 expansa, albicante vel fulvescente, peritremate subincrassato, 

 reflexo, supra anfractum ultimum interrupto, ad latere umbili- 

 cali subsinuato ; umbilico magno. 



Shell nearly orbicular, rather depressed and thinish, 

 smooth, of a yellowish brown, sometimes with a paler circum- 

 ferential band ; spire short, rather acuminated, of 5 rather 

 flattened volutions, the first of which are slightly carinated, 

 the last very large and rounded ; aperture circular, expanded, 

 whitish or fulvous, peritreme slightly thickened and revolute, 

 interrupted by the last volution and somewhat sinuated on the 

 umbilical side ; umbilicus large. 



Found under decayed leaves in the Woods at Singapore, 

 H. Cuming. 



93. C. validum. (pi. xxvii. f. 132. 133.) nob. 



T. orbiculari, crassiuscula, pallida, brunneo-variegata, spira 

 levatiuscula, anfractibus quinque rotundatis spiraliter striatis 

 et nonnunquam obtuse quatuor ad quinque carinatis ; sutura 

 distincta ; apertura circulari, peritremate incrassato, reflexo, 

 umbilicum versus patente ; umbilico mediocri ; operculo 

 corneo, tenuiusculo, margine anfractuum lamellari. 



Shell orbicular, rather thick, of a pale colour varied with 

 brown ; spire rather elevated, of 5 rounded, spirally striated, 

 sometimes obtusely 4 or 5 keeled volutions ; suture distinct; 

 aperture circular, with a thickened, reflected peritreme some- 

 what spread on the umbilical side, so as partly to cover it ; 

 umbilicus moderate ; operculum horny, rather thin, the edge 

 of its volutions lamellar, 



Several varieties were found in Samar and Leyte, among the 

 Philippine Islands, by Mr. Cuming, generally under decayed 

 leaves. 



94. C. irroratum. (pi. xxvii. f. 134. 135.) nob. 



T. subgloboso-conica, tenui, laevi, pallescente, fusco-irrorata, 

 plerumque cingulo mediano nigricante ; spira elevatiuscula, 

 apice nigricante, obtuso ; anfractibus quinis, ventricosis, pri- 

 mum subcarinatis, deinde rotundatis ; sutura tenui ; apertura 

 fere circulari, postice obsolete subacuminata, anfractu ultimo 

 tenuiter modificata, peritremate crassiusculo, rotundato- 

 reflexo ; umbilico mediocri. 



