121 



7 — 8, ultimo maximo, antice attenuate, transversim striato ; 

 labio externo extiis incrassato, margine tenui, intus denticulis 

 3 vel 4 medianis ; labio interno laminam sub-levatam columel- 

 larem efformante ; apertura elongata, sub-flexuosa. ; canali 

 brevi, latiusculo, sub-reflexo. 



Shell oblong-ovate, smooth, very finely striated transversely, 

 of a rusty or chesnut or black coloured, sprinkled with whitish 

 irregular spots ; spire short, mucronated ; volutions 7 — 8, the 

 last very large, attenuated anteriorly and transversely striated, 

 outer lip externally thickened, its edge thin, with 3 or 4 small 

 teeth in the middle within ; inner lip with a slightly elevated 

 columellar lamina ; aperture elongated, sub-flexuous ; canal 

 short, rather broad and slightly recurved. 



28. Col. obscura. Nob. (pi. xxxvii. f. 70, 71.) 



Col. testa oblonga, lsevi, obscure fulva, strigis longitudin- 

 alibus nigris, spira sub-acuminata, anfractibus 7, postice albo- 

 nigroque articulatis, ultimo antice transversim sulcato ; labio 

 externo sub-incrassato, margine acutiusculo, intus mediane 

 dentibus 3 — 4 obsoletis ; interno antice laminam levatam 

 collumellarem efformante ; canali brevi sub-reflexo 



Shell oblong, smooth, of a dull fulvous colour, with irregular 

 longitudinal black stripes; spire slightly acuminated ; volutions 

 7, posteriorly alternately white and black spotted, the last 

 transversely striated anteriorly ; outer lip slightly thickened, 

 with a sharpish edge and with 3 to 4 obsolete teeth in the 

 middle within; inner lip and canal-like C. ovulata. 



North West coast of New Holland, Mr.Cuming's Collection. 



29. Col. nitidula. Sow. Genera. Lam. (pi. xl. f. 162.) 



Col. testa ovato-oblonga, leevi, nitida, albicante, brunneo- 

 marmorata, spira ad apicem acutiuscula, anfractibus 6, 

 pauxillulum ventricosis, ultimo maximo, 3/4 longitudinis 

 testae sequante ; apertura elongata, sinuosa, angustiori, 

 dentibus internis labii externi circa 12, interstitiis nigri- 

 cantibus. 



Shell oblong-ovate, smooth, shining, whitish marbled with 

 brown ; spire rather sharp at the apex, with six very slightly 

 ventricose volutions, the last of which is very large and equal 

 in length to 3/4 of the shell; aperture elongated, sinuous, 

 rather narrow; internal teeth of the outer lip about 12, with 

 blackish interstices. 



This very common species is the Buccm. nitidulum Lin. 

 and the Columbella nitida Lam. Linne has confounded our 



