by William Swainson, Zoological Illustrations — Vol II. Pl… (1820)
“ In form it approaches nearest to Conus vitulinus of Bruguiere, having the spire not quite depressed, each volution being slightly raised above the last, gradually to the apex; the upper margin of the body whorl is convex: each volution of the spire has a broad and deep groove nearest the upper edge, which thus becomes elevated, while the convexity of the lower part of the whorl forms a channel round the suture, which separates it from the next ”
