136 



peritreme which is broadly interrupted at the last volution 

 and rounded and turned back on the side of the umbilicus, 

 which is small and narrow ; operculum thin, horny, with 6 or 

 7 volutions. Found on leaves of palms and other trees, in 

 the north part of the Island of Lu9on, by Mr. Cuming. 



127. C. PERPLEXUM. (pi. XXX. f. 243. 244.) noh. 



T. suborbiculari, subconica, tenui, albida, pallide fusco varie 

 nubeculata ; spira brevi ; anfractibus quinque subrotundatis, 

 laevibus, ultimo ad peripheriam subcarinato, postice lineis 

 levatiusculis distantibus nonnullis munito ; sutura indistincta ; 

 apertura subcirculari, peritremate crassiusculo, reflexo, ad 

 ultimum anfractum interrupto, latere umbilical! revoluto, 

 umbilico mediocri. 



Shell suborbicular, subcorneal, thin, whitish, variously 

 mottled and speckled with pale brown ; spire short, volutions 

 5, rather rounded, smooth, the last slightly carinated at the 

 periphery, and having several posterior slightly elevated 

 distant hues ; aperture nearly circular, peritreme thickish, 

 reflected, interrupted at the last volution, rounded and turned 

 back on the side of the umbilicus, which is of moderate size. 

 Found on bushes at Abulug, by Mr. Cuming. 



128. C. PiLEUs. (pi. xxix. f. 196. 197.) noh. 



T. conica, tenui, albida, fusco pallidissime nubeculata; 

 spira subacuminata, anfractibus quinque, planulatis, antice 

 carinatis; apertura rotundato-subtrigona, extus angulata, 

 peritremate albo, reflexo, labiis postice disjunctis ; umbilico 

 parvo. 



Shell conical, thin, whitish clouded with very pale brown, 

 spire rather acuminated, with 5 flattened volutions, keeled in 

 front ; aperture subtrigonal, rounded, angular outside, peri- 

 treme white, reflected, lips disunited posteriorly ; umbilicus 

 small. Several varieties ot this species were found by Mr. 

 Cuming, under decayed leaves, near Sinait and St. Juan. 



129. C. Stainfdbthii. (pi. xxix. f. 215. 216. &pl. xxx. 

 f. 217.) noh. Zool. Proc. 1842, p. 82. 



T. tenui, albicante, pyramidali, carinata ; spira acuminatius- 

 cula, anfractibus 5 — 6, lateribus subventricosis, ultimo longe 

 maximo, margine mediano carinato, lineis spiralibus fuscis 

 4 — 6 ornato ; sutura subobsoleta ; apertura magna, suborbi- 

 culari, latere columellari rectiusculo ; peritremate albo, 

 subincrassato, reflexo, supra anfractum penultimum subin- 

 terrupto ; umbilico mediocri ; operculo corneo, tenui, margi- 

 nibus anfractuum lamellosis, levatiusculis. 



