1 — 1 ■■■' '■■■ * 
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food to the mouth, and hold it whilft eating : The 
mouth is generally placed under the head, fometimes 
in the breaft ; it is furnifhed with a probofcis ; an 
upper lip ; jaws placed tranfverfely * teeth; a ton¬ 
gue 
The {lemmata, or fmali eyes, are three glittering 
convex fpots placed upon the crown of the head. 
Infe&s are the fmalleft of animals $ but are a power¬ 
ful part of the creation ; being exceedingly formida¬ 
ble from their numbers. 
Some are employed in preparing ; fome purify¬ 
ing ; and others in deflroying the materials on which 
they work. 
Their influence in the (economy of nature is very 
great; they preferve a due proportion among plants ; 
confume what is mifplaced, dead, or decayed, &c. 
and themfelves afford nourifhment to other animals ; 
chiefly birds :—Thus the ftudy of Infefts feems to bs 
r r ery important* 
• and a palate : fome infe£ls have no mouth. 
