MASKED CRABS. 



2/3 



first, owing to the superstition of the Norwegian 

 sailors, who regard it as "bewitched." It is also 

 found on the northern shores of Britain. 



Fig. 204. 



Female of Masked Crab (Corystes Cassivelaunus). 



The Crystal Palace Aquarium possesses living 

 specimens of Euryonome aspersa, Hyas coarctus, 

 Pirimela denticulata, Pilumnus hirtellus, as well as 

 the " nut " crabs (Ebalia), and the " angled " crabs 



T 



