172 Description of the Coccus Laricis. 



to accomplish, yet the pregnant insects are so tender, that 

 they may be killed with the slightest pressure. 

 I am, dear Sir, 

 your obliged, and faithful friend, 



Oswald Mosley. 



Rolleston Hall, June, 2, 1818. 



P. S. Since writing the above, my suspicions of the migra- 

 tory habits of this Insect have been confirmed ; a young 

 Cedar of Libanus, in my garden, has lately suffered from its 

 vicinity to a Weymouth Pine, which has long been infested 

 by it. 



