LEPIDOPTERA. 255 
London. The female (Fig. 234) is remarkable, as she has only 
the rudiments of wings, and only goes as far as the side of 

Fig. 254.—Lhe Vapourer Moth (Orgyia antigua) male and female. 
her cocoon. ‘The caterpillar of the Orgyia pudibunda, called 
also the Hop-dog, attacks almost every sort of tree. When 





















































































































































Fig. 235.—Orgyia pudibunda. 
the state of the atmosphere favours their propagation, they appear 
in fearful quantities, and cause the greatest havoc. During the 

a 

