252 



THE INSECT WORLr. 



Fig. 233. Larvee of the Proce ,sion Moth (JBcmfyx proctssionea). 



Fig. 234. The Vapourcr Moth (Qrgyia antiqua), male and female. 



The Orgyias comprise a great number of small species, of a dark 

 colour, which do a great deal of damage to our forest trees. In Sep- 



