xii CONTENTS. 



CHAPTER XIV. 



The Permian period General succession, characters, and mode of 

 formation of the Permian deposits Life of the period Plants 

 Protozoa Corals Echinoderms Annelides Crustaceans 

 Polyzoa Brachiopods Bivalves Univalves Pteropods 

 Cephalopods Fishes Amphibians Reptiles Literature, 192-203 



CHAPTER XV. 



The Triassic period General characters and subdivisions of the Trias 

 of the Continent of Europe and Britain Trias of North America 

 Life of the period Plants Echinoderms Crustaceans Poly- 

 zoa Brachiopods Bivalves Univalves Cephalopods Inter- 

 mixture of Palaeozoic with Mesozoic types of Molluscs Fishes 

 Amphibians Reptiles Supposed footprints of Birds Mammals 

 Literature, 203-225 



CHAPTER XVI. 



The Jurassic period General sequence and subdivisions of the Juras- 

 sic deposits in Britain Jurassic rocks of North America Life 

 of the period Plants Corals Echinoderms Crustaceans In- 

 sects Brachiopods Bivalves Univalves Pteropods Tetra- 

 branchiate Cephalopods Dibranchiate Cephalopods Fishes 

 Reptiles Birds Mammals Literature, . . . 226-256 



CHAPTER XVII. 



The Cretaceous period General succession and subdivisions of the 

 Cretaceous rocks in Britain Cretaceous rocks of North America 

 Life of the period Plants Protozoa Corals Echinoderms 

 Crustaceans Polyzoa Brachiopods Bivalves Univalves 

 Tetrabranchiate and Dibranchiate Cephalopods Fishes Rep- 

 tilesBirdsLiterature, 256-284 



CHAPTER XVIII. 



The Eocene period Relations between the Kainozoic and Mesozoic 

 rocks in Europe and in North America Classification of the 

 Tertiary deposits The sequence and subdivisions of the Eocene 

 rocks of Britain and France Eocene strata of the United States 

 Life of the period Plants Foraminifera Corals Echino- 

 derms Mollusca Fishes Reptiles Birds Mammals, . 284-305 



CHAPTER XIX. 



The Miocene period Miocene strata of Britain Of France Of 

 Belgium Of Austria Of Switzerland Of Germany Of Greece 

 Of India Of North America Of the Arctic regions Life of 

 the period Vegetation of the Miocene period Foraminifera 

 Corals Echinoderms Articulates Mollusca Fishes Amphi- 

 bians Reptiles Mammals, . . . . 305 -3 23 



