237 



the femora. In the third and fourth stages the legs and antennae are 

 yellow-brown, the anteunte darker towards tip. and the tibiaj and tarsi, 

 l>articularly those of the hind legs, darker than the femora. The sizes 



Fig. 51. — Dysdercus sutiirelhts : a, first stage; b, second, c, third— all enlarged (original). 



of the drawings themselves in Figs. 51 and o2 are not relative, but the 

 length of the hair lines will show the actual size of each stage. 



Fig. 52. — Dysdercus suturelliis : a, fourth stage, or pupa ; 6, adult — both enlarged (original). 



The Adult.— The adult bug varies in length from 10""" to 15""" (0.4 to 

 0.6 inch). The hinder jmrtion of the thorax and the wing-covers varies 

 from dark brown to black, the latter being crossed with narrow lines of 



