ANNULATA. 



IV.— LUMBRICUS. 



Phylum - 



Sub-Phylum 



Class 



Annulata (p. 237). 

 Annelida (p. 238). 

 Oligoch.^ta (p. 239). 



Fig. 124. — The Common Earthworm 

 ( Lti-mbrictis terrestris). 



The darker end is anterior. 



The common earthworm has a shape and appearance 

 familiar to all. A full-grown specimen may be eight or 



Habit ^"'^^^ inches long. The anterior end is usually. 



of a dark purple colour which becomes lighter 



further down the body to a dull pink. The animal lives in 



self-constructed burrows in the earth, though at times it 



emerges from these and creeps on the surface. 



