( 38 3 
V' - 
ihoftly fly about waters and watery 
places. 
Thefo inlefts are eafily killed by a 
few drops of fpirit of turpentine : their 
wings are to be expanded fo as that their 
bodies may become apparent ; and a 
little brace Ihould be placed underneath 
them, to prevent their bodies from being 
too much incurvated in drying, which 
they are very apt to be. 
§. VI. 
The infefts of the laft clafs are fuch 
as have no wings at all, and are there- 
fore called, Aptera. Spiders, Scor- 
pions , Centipes , and Crabs of various 
kinds, make up the principal part of 
this clafs. Thefo are fo common, and 
the places they inhabit fo generally 
known, that any information on the 
means 
