APPENDIX 



101 



labeled poison, and care should be taken not to inhale the 



fumes that come from it, for they are deadly poison when 



inhaled in sufficient quantity. One will soon become expert 



in catching many insects in the 



bottle directly. Many insects may 



be caught by holding the bottle 



under them, when they are on 



flowers, for instance, and knocking 



them into the bottle with the cork, 



stopping the mouth quickly. 



PINS. Common pins are too 

 thick and corrode too easily. It 

 is best to buy German insect pins ; 

 they cost fifteen cents a hundred, or 

 less if bought in larger quantities. 

 Nos. 3 and 5 will be most used. 

 For small insects, No. 1 is necessary. 

 Pin insects, except beetles, down 

 through the middle of the thorax 

 (Fig. 5). Pin beetles through the 



FIG. 5. An insect properly 

 pinned and labeled. 



right wing cover, just anterior to the middle of the body. 



Put a small label, containing the date and place of capture, 



____^ on the pin below the in- 



___.. gg=re=^ " 7**=s>_ 



^|j3| sect's body. Many tiny 



I - ^ insects must be glued to 



%a% |f card points or impaled 



on the points of small 



FIG. G.- insect box, made of wood, P^s, the larger ends of 



with glass top. which, after the heads 



have been cut off, are stuck into small pieces of cork or 



blotting paper, which in turn are put on larger pins. 



BOXES. The pinned insects should be kept in boxes or 



