PLATE XLV 



Fig. I. — Method of keeping adult fruit files alive over long periods. The jars in 

 the lower row contain suspended fruits in which the females readily oviposit. 

 Original. 



Fig. 2. — An apple after having been suspended for one day in a jar containing 

 Mediterranean fruit flies. Each dark spot represents a puncture containing from i 

 to 30 eggs. The apple is too heavily infested for practical work in rearing parasites. 

 Original. 



