DESTRUCTIVE INSECTS. 



195 



DESCRIPTIVE NOTES OF INSECTS SOMETIMES VERY 

 DESTRUCTIVE IN BRITAIN. 



( Those marked thus * in the above Table.) 

 I. BEETLES (Coleoptera) 



A. BARK-BEETLES (Scolytidce). 



*The large Elm -bark beetle, Scolytus destructor (Fig. 38), often 

 does great damage to Elm and Ash. Beetle & to in. long, black with 

 chestnut-brown shield-wings, and reddish-brown feelers and legs. The 9 



