252 



THE INSECT IVOR LP. 



Fig. 233. — Larvae of the Proce ,sion 'Moth {Bcnihy.x J>rocessionca). 



Fig. 234. — The Vapourer Moth {Orgyia antiqua), male and female. 



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

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



