81 



them in sheets, and spraying with benzole. When the fruit is too far 

 advanced for the trees to be shaken, the insects can be made to fall 

 freely by making a dense smoke under them. 



HARLEQUIN BEETLE. 



Fig. i. Insect at work upon fruit. 2. Adult Male (natural size). 

 3. Adult Female (natural size). 4. Adult Female (under view). 5. 

 Insect two-thirds grown. 6. Section of fruit showing effects of insects. 



Pear and Cherry Slug (Selandria cerasi). This insect, known also as 

 the Slug Worm, is one of the " Saw flies,'* and is very destructive to 

 Pear and Cherry trees. The perfect insect is about a quarter of an inch 

 long, with a shining black body and transparent wings. The larvae, or 



