THE BEGINNINGS OF LIFE. 



327 



2-WD7J-" to ^-q^tt" i^ length. They moved about in the 

 serum of the blood more actively than could be ac- 



FiG. 72. 



Illustrating the Development of Botrytis Bassiana in the Blood of Animals 

 suffering from Muscardine. (Gu^rin-Meneville.) ( x 400.) 



a, a. Spherical and amoeboid blood-corpuscles containing large particles. 



b, b. Ovoid particles in the free state. 



c, c. Germs of Botrytis supposed to be derived from such corpuscles, 



which gradually grow {d, d) into long and simple, and subse- 

 quently {e, e) into branched. Fungus-filaments. 



counted for by mere Brownian movements. They 

 gradually increased in size; and, even two or three 

 days before the death of the sick worms or moths, many 

 of them had become so elongated ^as to be easily recog- 

 nisable as rudimentary fungus-filaments ^ Along with 



^ In reference to the different conditions under which the same pheno- 

 mena may be witnessed, it should be remarked that the fungus can 



