MYRIAPODA. 



245 



Class III. — Myriapoda. 

 The Myriapoda resemble most nearly the hiseda. Like 

 them, they breathe by trachese, excrete by malpighian 



Fig. 162.— SCOLOPENDRA CiNGULATA (A CeNTIPEDE). 



Note head with antennae, segmented body and a single pair of jointed 

 legs to each segment, 



tubules and have one pair of antennae. They differ from 

 them in having no definite thorax nor abdomen \ the body 



Fig. 163.— JuLus Terrestris (a Millipede). 



Note head with antennae, the very numerous segments, and two legs to each 

 segment. On the left is seen an individual coiled up. 



