ENTOMOLOGICAL CABINET. 



SCOLYTUS DESTRUCTOR, Leach. Curtis. Stephens. 

 Ips scolytus. Mar sham. (<?) 

 Ips inermis. Marsham. ( ^ ) 



Black and shining : head hairy in front, with a 

 deep channel : antennae red and clavated, inserted 

 close to the interior margin of the eyes : thorax 

 large, very finely punctured : elytra shining, and 

 from a red to a pitchy black, striated and the striae 

 punctured, the interstices irregularly punctured : 

 abdomen beneath of a pitchy black, with the first 

 segment very convex : legs and antenna? chesnut red. 



Length of the body 2 to 2| lines. 



Inhabits elm trees in St. James's and Hyde Parks, 

 and round the metropolis. 



" The devastation (says Mr. W. S. Mac Leay) 

 committed by these animals, is at times so great, 

 that it is clearly worth while to make experiments 

 to obviate it ; although it is difficult to conceive how 

 such experiments can ever be made philosophically 

 by persons who do not, in the first instance, make 

 themselves acquainted with the natural history of 

 that particular species of destructive insect which 

 may have occasioned the mischief." Mr. M. recom- 

 mends that " trees should be inspected twice a year ; 

 in summer when the perfect insect is on the wing, 

 and afterwards in winter, when infected trees ought 

 to be cut down and burned, or subjected to such 

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