WORMS. 



229 



Worms. The common kinds are about a foot long, but 

 one kind is tliree feet in length. They bore into the 

 timber of ships and wharves and are very destructive. 



Fig. 450. — Common Clam. Re- 

 duced. Coast of New England. 



Fig. 451. — Pandora. 



Fig. 452. — Gastrochaena. 

 Galway. 



Fig. 453. — Watering-pot Shell 

 reduced. 



Much 



Fig. 454. — Phol; 

 India. 



Reduced. 



Fig- 455- — Pholas. New 

 England and eastward. 



VERMES, OR WORMS. 



Worms are long animals, which are made up of 

 many similar rings. The nerves are distributed in 

 knots or clusters throughout the whole length of the 

 animal, and hence worms are not always killed when 

 cut in pieces ; and in some cases the several pieces 

 become distinct worms. The kinds of Worm are very 



