198 



ARTHROPODS : CRUSTACEANS. 



is sold in great numbers in the markets of New 

 York and Philadelphia. Hermit Crabs have the hind 

 part of the body long, soft, and tapering, and they 

 take up their abode in empty univalve shells, which 



Fig' 345- — Fiddler Crab. 



Fig. 346. — Bait Shrimp. 



Fig 347 — Amencin Edible Crab 



they drag about with them wherever they go, and 

 they look as though they were the real and original 

 owners of the houses which they live in. When a 

 Hermit Crab becomes too large for the shell which it 



