COLLECTING INSECTS. 
59 
Bees should if possible be pinned, and sent home in corked boxes ; 
but when this is not practicable, they should be put into pill-boxes, 
with some chips of tissue-paper to prevent them rolling about. 
Dipt&ra. — A few of the larger Diptera may be dealt with in the 
same way as bees; but as a rule they require special modes of 
treatment. 
