December, 1913. 



KNOWLEDGE. 



451 



Figure 526. 

 Larva in stem. Natural size. 



Figure 529. 

 Larva, lateral view X 2. 



Figure 530. 

 Larva, ventral view X 2. 



Figure 527. 

 Pupa, dorsal view X 2. 



From photographs by 



Figure 528. 

 Pupa, ventral view X 2. 



Figure 531. 

 Imago X 2. 



Hi/ok Main. 



The larvae are to be found in the stouter twigs of the wiilow and are nearly full grown in March or April ; 



they pupate in May, and the beetles emerge in August. 



THE MUSK BEETLE (AROMIA MOSCHATA L1NNE.) 



