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authors of the '' Introduction to Entomology," 

 have so ably rebutted the charge of cruelty, in 

 the second letter of the first volume of that ad- 

 mirable work, it will only be necessary to refer 

 the reader for answers to the objections wliich 

 have been raised. As the author is an advo- 

 cate for putting insects to the most speedy 

 death, he begs to suggest the means by which 

 it may most easily be effected. 



Beetles, and Field Bugs, of a black or 

 dark colour only, may be put into a phial half 

 filled with weak spirits of wine, (which is 

 the least objectionable) by this means they are 

 instantly killed j when taken home pour the 

 contents of the bottle on a piece of muslin 

 over a cu}), and return the spirit for future use j 

 then place the insects on blotting paper, to ab- 

 sorb the moisture. It is wished to impress 

 upon the collector, that only dark coloured in- 

 sects should be put into spirits ; as the colours 

 of bright species are very much injured, if not 

 entirely destroyed by them. Beetles and Jield- 

 bugs are also instantly killed by being plunged 



