INTRODUCTION OF THE MICROSCOPE 



with the intestine, which retain his name in the insect anatomy 

 of to-day, under the designation of Malpighian tubes. The 

 silk-forming apparatus was also figured and described. These 



FIG. 14. From Malpighi's Anatomy of the Silkworm, 1669. 



structures are represented, as Malpighi drew them, on the 

 left of Fig. 14. 



This monograph, which was originally published in 1669 

 by the Royal Society of London, bears the Latin title, Disser- 

 latio Epistolica de Bombyce. It has been several times re- 

 published, the best edition being that in French, which dates 

 5 



