CONTENTS. 17 



CHAPTER VIII. THE DOCTRINE OF FINAL CAUSES IN 



PHYSIOLOGY. 



PAGE 



Sect. 1. Assertion of the Principle of Unity of Plan 482 



Sect. 2. Estimate of the Doctrine of Unity of Plan 48 7 



Sect. 3. Establishment and Application of the Principle of the Conditions 



of Existence of Animals. Cuvier . 492 



THE PAL^TIOLOGICAL SCIENCES. 

 BOOK XVIII. 



HISTORY OF GEOLOGY. 

 Introduction 499 



DESCRIPTIVE GEOLOGY. 



CHAPTER I. PRELUDE TO SYSTEMATIC DESCRIPTIVE GEOLOGY. 



Sect. 1. Ancient Notices of Geological Facts 505 



Sect. 2. Early Descriptions and Collections of Fossils 506 



Serf. 3. First Construction of Geological Maps 509 



CHAPTER II. FORMATION OF SYSTEMATIC DESCRIPTIVE 



GEOLOGY. 



Sect. 1. Discovery of the Order and Stratification of the Materials of the 



Earth 511 



Sect. 2. Systematic Form given to Descriptive Geology. Werner 513 



Sect. 3. Application of Organic Remains as a Geological Character. Smith. 515 



Sect. 4. Advances in Palaeontology. Cuvier 517 



Sect. 5. Intellectual Characters of the Founders of Systematic Descriptive 



Geology 520 



CHAPTER III. SEQUEL TO THE FORMATION OF SYSTEMATIC 

 DESCRIPTIVE GEOLOGY. 



Sect. 1. Reception and Diffusion of Systematic Geology 523 



Sect. 2. Application of Systematic Geology. Geological Surveys and Maps. 526 



Sect. 3. Geological Nomenclature 527 



Sect. 4. Geological Synonymy, or Determination of Geological Equiva- 

 lents 531 



VOL. II. 2 



