X ELEMENTARY BIOLOGY 



PART VI. MAN AND OTHER ORGANISMS 



CHAPTER PA(;E 



LXXXV. The Classification of Organisms 475 



LXXXVI. Kinds of Plants 477 



LXXXVII. Kinds of Animals 48- 



LXXXVIII. Man and his Relatives 490 



LXXXIX. Man's Brain 497 



XC. Man's Conquest of Nature 504 



XCI. Science and Civilization 509 



INDEX 515 



