153 



anfractum leviter expanso ; umbilico parvo, carina obtusa 

 marginato, hacce carina externam partem canalis angustissimi 

 ad basin columelke efFormante. 



Shell subcylindrical, turreted, rather thick, smooth, dull, 

 brown, very finely striated ; apex rather abruptly acuminated ; 

 volutions 6, rather rounded, with a well marked suture ; 

 aperture circular, peritreme discontinuous ; outer lip thickened, 

 reflected, yellowish, interrupted with a very narrow spiral 

 canal at the base of the columella, then rather broader, and at 

 length thinly spread over a part of the last volution ; umbilicus 

 small, bordered with an obtuse keek, which forms the outside 

 of the very narrow canal at the base of the columella. Found 

 upon trunks of trees, near St. Juan, in the Island of Lucou, 

 by Mr. Cuming. 



175. C. minus, (pi. xxx. f. 249.) nob. 



T. ovato-oblonga, cylindracea, tenui, hyalina,kevi, spira ob- 

 tusa, apice quasi truncata ; anfractibus 4 — 5, ventricosis, primis 

 duobus ad 3, minimis, transversim costellatis; apertura circu- 

 lars peritremate reflexo ; umbilico nullo. 



Shell ovate-oblong, cylindrical, thin, hyaline, smooth, 

 shining, spire obtuse, with its apex, as it were, truncated ; 

 volutions 4 — 5, ventricose, the first 2 — 3 very small, trans- 

 versely costellated; aperture circular, peritreme reflected, 

 umbilicus none. Found under decayed leaves in the Islands 

 of Zebu and Panay, by Mr. Cuming. 



