78 



SCHOOL ENTOMOLOGY 



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, 



V 



. 



^91^^ 



I 



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four hours, air 

 them and replace 

 in the closets, which 

 should have been 

 cleaned and sprin- 

 kled with benzine 

 in the meantime. 

 Repeat this opera- 

 tion twice, at in- 

 tervals of three 

 weeks, and clothes 

 moth work will be 

 eliminated. Car- 

 bon bisulphide is 

 explosive but is safe 

 if handled like gas- 

 oline. 



The Angoumois 

 Grain-moth is a Tin- 

 eid and works in 

 grain, both stored 

 and in the field. 

 In stored grain it, 

 as well as the other 

 moths mentioned, 

 may be destroyed 



FIG. 51. Types of 

 Moths. Reduced. 



1, Eyed-Tigor-moth 

 (Arcliidat) ; 2, 3, Carpenter- 

 moths (Cossidce); 4, Slug- 

 caterpillar moth (Euclei- 

 dce) ; 5. Tent-caterpillar 

 moth (Lasiocampidct) , 6 

 7, 8, Clear-wing moths, 

 (Scsiidce). 



