Silent 6h TCH 
OF THE 
PANIMAL SYSTEM, 
Linnzus divided the Animal Syftem into fix claffes. 
Clafs I. Mamma tia. Suckle their young. 
Il. Aves. (Birds) covered with feathers. 
IJ. Ampuisra. Lungs arbitrary. 
IV. Pisces. (Fifhes) breath by gills not arbitrarily. 
V. InsecTa. (Infeéts) two antenne. — 
VI. Vermes. No head. 
Infeéts therefore compofe the fifth Clafs in the Syftem, and are 
divided into feven Orders. 
Order I. COLEOPTERA. Wings two, covered by two fhells, di- 
vided by a jongitudinal future. 
Il. HemirTERA. Shells or covers of the wings fomewhat 
foft, and incumbent on each other. 
II], LeprDOPTERA. Wings four, imbricated with minute 
{cales. 
Be 1V. NgEu- 
