An Explanation of the Figures. 



Fig, 4. The Area of the Micro- 

 fcope containing feveral Globules of 

 the Farina fcectmdans of Mallow in 

 Aition, as feen through the third 

 Magnifier. 



Fig. 5. A Globule of Farina in 

 A&ion, as feen through the greateft 

 -Magnifier, taken alfo from the fame 

 Flower. 



Fig. 6. The Area of the Micro- 

 fcope containing a Multitude of Eels 

 extracted out of blighted Wheat, as 

 feen through the third Magnifier. 



Fig. 7. A fingle £<?/, as it ap- 

 pears through the greateft Mag- 

 nifier. 



Fig. 8. A fmall Infedt of the 

 $carabee Kind, defcribed Chap. IX. 

 according to its natural Size. 



Fig. 9. 10. The fame Infedt and 

 its Reverfe with the Head eredt, 

 both magnified. 



Fig, 



