234 SOWERBY: ON A NEW CONUS. 



inclined to oblong, and more convex. Variable to some extent. 

 Of two fossil valves from Bridlington of the same size, one is plain- 

 edged, and the other has the inner margin notched.' 



I would refer your readers to that paper as to other species. 



My observations were founded on the examination and com- 

 parison of many hundred specimens from various parts of the At- 

 lantic and Mediterranean seas, as well as from tertiary and post- 

 tertiary formations. 



Until an International Court has been established to decide the 

 long mooted question of not only what is a species, but also what 

 are the limits of so-called species, it is useless to do more than 

 argue it. Every naturalist has a perfect right to his own opinion ; 

 and time will be the only test of such opinions being correct or 

 erroneous 



DESCRIPTION OF A NEW SPECIES OF THE GENUS 

 CONUS. 



By G. B. SOWERBY, junr. 



Conus Brazieri. 



Shell cylindrical, rather solid, transversely striated, whitish, 

 tinged with pale rose pink, encircled with two broad bands, of a 

 light yellowish brown, sprinkled here and there, with a few very 

 minute brown spots; spire conical, rather short, conspicuously 

 marked with dark brown blotches, which crossing the angle of the 

 last whorl, are almost black; whorls elevated into a ridge against 

 the suture, then slightly concave, with a single very faint spiral 

 thread ridge; last whorl distinctly but not sharply angled at the 

 upper part, convex below the angle, then nearly straight or very 

 slightly convex. Aperture narrow above and rather wide towards 

 the base. Lip moderately sinuated at the upper extremity. 



Length 75 mill., greatest diameter (about 10 mill, below the 



J.C., iii., October, 1881 



