CRABS, ETC. gl 
Hermit -Crabs.—In the Hermits, that are either 
marine or terrestrial, the abdomen is soft (Fig. 100), and 
to protect it they take possession of empty univalve shells 
(Fig. ror), or even old tobacco-pipes thrown overboard by 
sailors,* while others bore into wood, sand, or sponges, the 
Fic. 102.—The English edible crab (Cancer pagurus), 4 natural size. A, 
dorsal view, with the abdomen extended. B, front view of “face”: as, 
antennary sternum; or, orbit; 7, rostrum; 1, eyestalk ; 2, antennule ; 
3, base of antenna; 3’, free portion of antenna. (After Huxley.) 
* The author kept a land hermit for several months that had taken 
up its quarters in an old clay pipe. It crawled up a table daily to drink 
from a saucer of water placed there for the purpose. 
