438 



THE OCEAN WORLD. 



bearing a large and vividly-coloured eye. The foot is compressed and 

 divide 1 into two portions, the posterior one, which is the longest, bear- 

 ing a horny operculum. In the eagle-winged Stromlus, represented 



Fig. 296. Shell of Strombus gigag. Fig. 297. . Strombus gallus (Linn.). 



in Figs. 296 and 297, these several peculiarities are well developed. 

 This shell is large, turbinate, distended in the middle, with an acutely- 

 pointed spiral studded with conical tubercles, the right edge very 



Fig. 298. Strombus luhuanus 

 (Linnzeus). 



Fig. 299. Slrombus can- 

 cellatus (Lamarck). 



Fig. 300. Strombus thersites (Gray). 



broad, rounded off below. The opening is of a vivid rose purple fading 

 into white. It is a native of the Antilles. 



Strombus gallus, or the angel-winged (Fig. 297), veined with 



