SLIGHT SKETCH 



OF THE 



ANIMAL SYSTEM. 



Lin 



N JE U S divided the Animal Syftem into, fix claffes. 



Clafs I. Mammalia. Suckle their young. 



II. Aves. (Birds) covered with feathers. 



III. Amphibia. Lungs arbitrary. 



IV. Pisces. (Fifhes) breath by gills not arbitrarily. 

 V. Insecta. (Infects) two antennae, or feelers *. 



VI. Vermes. No head. 



We therefore fee that Infects compofe the fifth Clafs in the Syftenij 

 and are divided into feven Orders. 



Order I. Coleoptera. Wings two, covered by two fhells divided 

 by a longitudinal future. 

 II. Hemiptera. Shells or covers of the wings, fomewhat 



foft, and incumbent on each other. 

 III. Lepidoptera. Wings four, imbricated with minute 

 fcales. 



* Thofe feelers are the two horns that are affixed to the head. 



B 2 IV. Nev« 



