XXIV 



CONTENTS. 



CHAP. 



XI.- 



XII.- 



XIII, 



XIV 



XV, 



XVI 



XVII 



XVIII 



XIX, 



XX 



XXI 



XXII 



XXIII 



XXIV, 



— RECAPITULATION, CRITICISM, AND RECOMMENCE- 

 MENT 282 



—EVOLUTION AND DISSOLUTION . . . .288 



SIMPLE AND COMPOUND EVOLUTION . . .297 



, THE LAW OF EVOLUTION . . . . .317 



— THE LAW OF EVOLUTION CONTINUED . .339 



, THE LAW OF EVOLUTION CONTINUED . .372 



THE LAW OF EVOLUTION CONCLUDED . . 392 



— THE INTERPRETATION OF EVOLUTION . .408 



— THE INSTABILITY OF THE HOMOGENEOUS . .412 



THE MULTIPLICATION OF EFFECTS . . . 442 



, SEGREGATION : 471 



, EQUILIBRATION 496 



DISSOLUTION 531 



SUMMARY AND CONCLUSION . . . .551 



