INSECT ENEMIES OF WESTERN FOREST 
S 13 
FIcuRE 4.—Examples of six groups or orders to which most forest insects belong. Flat- 
headed beetle (Coleoptera): A. adults; B, larvae. A moth (Lepidoptera) ; ©, adult; 
D, caterpillar. Wood wasp (Hymenoptera): H, adult female; Ff, adult male; G, grub. 
Flies (Diptera): H and K, maggots; J and L, puparia; J, adult fly. Secale insects 
(Homoptera) (drawings by Edmonston): M, adult male; N and O, scales on pine 
foliage. P, termites (Isoptera). All ratural size; except H. J, J, K, L, X2; M, Q, 
greatly enlarged. 
