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removed as above^ to fill the skin with very fine 

 dry sand ; by this means the insect is brought 

 to its natural shape j in a few^ hours the skin 

 will dry, and the sand may be shaken out. C'a- 

 terpUlarSj thus prepared, may be either pierced 

 with a pin, or gummed on a strip of card. They 

 may also be preserved, without any further pre- 

 paration by merely suspending them from the 

 cork in a phial filled with spirits of wine. The 

 phial should be close stopped, and the cork dipped 

 in wax. When caterpillars, either from their rarity 

 or otherwise, cannot be preserved, a coloured 

 drawing should always be made of them when 

 in their last skin. 



The shells of chrysalides have merely to be 

 pierced through with a pin, or gummed on a 

 piece of card when the insects have left them : 

 or, if it be wished to kill a chrysalis, it may be 

 done in a moment by dropping it into scalding 

 water. Mr. Donovan says, that '^ if the chrysa- 

 lides which have the appearance of gold, are 



