Book VI. 
ARTICULATED ANIMALS 
§ I. Annelida, or Binged Animals. 
Sis\.V>^ »•— 
WOEMS. (Vermes.) 
These creatures constitute a class by themselves, under 
the name of Annelida, in the works of modern naturalists. 
They are distinguished from the caterpillar and maggot, 
by undergoing no change, and crawling by means of the 
annular structure of their bodies. 
The Earth Worm has neither bones, eyes, or ears ; it 
has a round, annulated body, with generally an elevated 
fleshy belt near the head. Though considered a great 
