AN EVENING AT THE MICROSCOPE. 187 



antherozoids, and a kind of spore is the result. 

 These escape from the decaying parent and lie 

 dormant till their vitalities are quickened by re- 



FlG. 46. Daphniapulex (Male). 



turning spring, when they will at once start upon 

 their new career and develop into perfect volvoces 

 endowed with the powers essential to cell-division. 



FlG' 47. Daplmia pulex (Female). Natural size and magnified. 



Now we must leave this fascinating object, though 

 much more might be said, and look at one or two 

 of those other curious organisms that lie about or 



