INSECT ENEMIES OF WESTERN FORESTS 



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Figure 4. — Examples of six groups or orders to which most forest insects belong. Flat- 

 headed beetle (Coleoptera) : A, adults; B, larvae. A moth (Lepidoptera) ; C, adult; 

 D, caterpillar. Wood wasp (Hymenoptera) : E, adult female; F, adult male; G, grub. 

 Flies (Diptera) : H and K, maggots ; / and L, puparia ; J, adult fly. Scale insects 

 (Homoptera) (drawings by Edmonston) : M, adult male; N and O, scales on pine 

 foliage. P, termites (Isoptera). All natural size; except H. I, J, K, L, X2; M, O, 

 greatly enlarged. 



