HOLOPHYTIC ORGANISMS 



359 



duce two kinds of males, and among butterflies there occurs a 

 duplication of types of females. In one case at least there are 

 said to be five kinds of females. (See p. 430.) 



744. Life Habits Depending on Food. — The character of 

 the food and the method by which it is obtained exercises a 



.4 



B 



Fig. 225. — Seasonal dimorphism in a butterfly (Prioneris) from India. A, Wet 



season form; B, dry season form. X3/4. 



profound influence upon the organization of the body. The 

 typical plant absorbs CO^ and various mineral salts and through 

 photosynthesis builds up its tissues. Such plants are said to 

 be holophytic. The typical animal ingests organic matter and 



