366 PURPURIDiE. 



Say had it from South Carolina ; and I have specimens of a shell 

 from the Spanisli Main which differ only in the greater develop- 

 ment of callus and hrighter colors. 



[Animal : foot large, auriculate at anterior angles, narrowed be- 

 hind, with short terminal cirri, broadest before middle ; about one 

 and a half times the length of the shell ; above matted with flake- 

 white punctate blotches on a dark gray ground ; a broad whitish 

 middle line on top ; head broad ; eyes at posterior fourth ; points of 

 vibracula very slender ; head with dark gray maculations. Siphon 

 nearly as long as shell, constantly vibrating. Below white, grayish 

 along middle, with longitudinal clouds. (^Stimpson.') 



Ociius BUCCIXUIfl, Lin. 17G7. 



Shell ovate-conic ; aperture having a notch without a canal, in 

 front; pillar not flattened, somewhat twisted. 



Buccinum undatum. 



Shell ovate-conical, ventricose, Avitli broad folds and coarse, revolving lines; 

 whorls six, convex ; epidermis grayish ; apertui'e yellowish, lip slightly notched ; 

 pillar twisted, canal a mere notch. 



Biicc'umm crassum rnfesccns, Lister, Conch t. 962, fig. 14*. 



Buccinum undtitum, Lin. Fauna Suec. No. 21G.3 ; Syst. Nat. No. 475. — Gmelix, 3492. — 

 Knorr, Versn. iv. t. 19, fig. 1. — Martini, Conch, iv. t. 126, figs. 1206-1209. — 

 Pennant, Brit. Zool. t. 73, fig. 9. — Hutch. Dorset Catal. 42, t. 17, fig. 6. — Mon- 

 tagu, Test. Brit. 237. — Kiener, Iconog. pi. 2, fig. .5. — Druim.aiond, Letters to a 

 Young Naturalist. — Bl\inv. Malacol. pi. 22, fig. 4. — Sowerby, Conch. Man. 

 fig. 421. — Donovan, Brit. Shells, iii. 104. — Wood, Index, pi. 23, fig* 107.— 

 Brug. Encye. Me'th. pi. .'^99, fig. 1. — Gould, Liv. 1st ed. 30.i. — De Kay, N. Y, 

 Moll. 130, pi. 7, fig. 161. — Lam. An. sans Vert. x. 154. — Stiju'SOn, Check Lists, 5. 



Bwciimm viih/nre, Da Costa, Brit. Conch. 122, t. 6, fig. 6. 



Tritomum undatum, Muller, Zool. Dan. ii. 12, t. 50. — Farr. Fauna Grcpnl. 394. 



Buccinum stri<ifum, Pennant, Brit. Zool. t. 74, fig. 91. — Lister, Conch, t. 962, fig. 15; 

 An. Angl. t. 3, fig. 3. 



Shell thick, ovate-conic, ventricose, grayish or brownish white, 

 encircled with prominent, raised lines, from one fifth to one tenth 

 of an incli apart, with minute, intervening strise ; with twelve or 

 thirteen longitudinal, oljHquely waved, elevated ribs or plaits, trav- 

 ersing the upper whorls, fading away on the convexity of the lower 

 whorl, and generally disappearing entirely a short distance from the 

 lip ; a yellowish-brown, velvety ejjidcrmis covers the shell wholly, 

 or near the lip ; whorls six, regularly convex ; aperture oval, about 



