200 The American Naturalist. [March, 



organisms, and those who offer resistance by leucocytes. The 

 news of the arrival of the enemy is telegraphed to headquar- 

 ters by the vasomotor nerves, and the blood-vessels are used 



When the invaders are established they live on the host and 

 scatter injurious substances which they have formed. The 

 active leucocytes make an attack and try to eat the micro- 

 organisms, and some die in the fight. Their dead bodies form 



basic substance, the living protoplasm, 



Sevier as consisting of anhydrous nit 

 molecules capable of motion in a hydra 

 protoplasm resulted from the hydratii 

 the assimilative, reproductive abilities 

 upon this molecular life, while this 

 existed intact and was able to constru 

 entiate similar molecules out of the les 

 affinity. The molecule lived and was 

 was part of the man, which was part of 

 In a condition of surfeit no one woul. 



necessarily increased, and there is dang 



Other sociological relationships may 

 way the human organism lias been lil 

 In a series of articles entitled " Monistic 

 lished in the "Open Court." lssT, I too 

 ideal, highest man was a republic: thai 

 throughout his bodv cohered ami work. 

 health, for the common good of the or 



