114 BOOK OF SPECIES. 



LES COLUMELLAIRES. 



COLUMBELLA. 



Shell oval; spire short; base of aperture more or 

 less emarginate ; no canal ; columella plaited ; 

 outer lip dilated internally, narrowing the aper- 

 ture, 



C. RUSTIC A. Sub-ovate, smooth, with a pro- 

 minent spire ; pillar retuse and toothed ; outer 

 lip gibbous and dentated ; colour varying, but is 

 generally chestnut, v^ith longitudinal interrupted 

 streaks and waved stripes of white. |. 



C. MERCATORiA. Ovatc-turbinated, grooved 

 transversely, white, variously clouded, spotted, or 

 banded with yellowish black or brown; mouth 

 white ; lip denticulated within. |. W. 26. 73. 



C. NiTiDA. Ovate-oblong, smooth, shining, 

 irregularly mottled all over with fulvous and white, 

 or red and white; columella with indistinct plaits; 

 lip almost smooth; spire short, f. W. 24. 127- 



C. FUL.GURANS. Ovatc, smooth, but striated 

 near the base, nearly black, with white longitu- 

 dinal angularly flexuous streaks ; spire short, ob- 



