484 
THE OCEAN WORLD. 
clrical and short ; anterior feet large, equal, twice the length of the 
body, and nearly cylindrical in the males ; in the females (Fig. 336) 
akrat the length of the body, and compressed, especially towards the 
hand-claw. The other feet terminate in an elongated nail or claw, which 
is straight-pointed and channeled longitudinally: carapace oblong- 
oval, terminating in a rostrum anteriorly truncated and bordered pos- 
teriorly ; the regions but slightly indicated, with the exception of the 
cordian region, the branchial or lateral regions being very much 
elongated. 
Latieille gives the name of Corystes, which signifies a warrior 
armed, to this genus of Crustaceans, from KopvK, a helmet, but it i® 
perfectly inoffensive. Pennant had already conferred the name ot 
Cassivelaunus, the chief of the ancient Britons, for the singula 1 
reason, according to Gosse, that the carapace, which is marked by 
wrinkles, hears, in old males especially, the strongest and most 
ludicrous resemblance to the face of an ancient man. Pennant s 
well-known sympathy with his British ancestry certainly never lei 
him to caricature the grand old British warrior, as Mr. Gosse sur- 
