﻿CONTENTS OF INTRODUCTION. 



§ 1 . Definition of Prehistoric Period. 

 § 2. Prehistoric Caverns. 



a. Kent's Hole. 



b. Paviland. 



c. Arnside Knott. 



d. Cheddar. 



e. Whitcombe's Hole, 

 r. Plumley's Den. 



g. Uphill. 



H. Heathery Burn Cave. 

 § 3. Prehistoric Alluvia and Peat-Mosses. 

 § 4. Prehistoric Mammalia. 

 § 5. Inferences as to Prehistoric Climate. 

 § 6. Definition of the term Pleistocene: 

 § 7. Pleistocene Caverns and River-Deposits. 

 § 8. Principles of determination of Pleistocene Species. 



§ 9. Pleistocene Mammalia. 



a. Bimana. 



b. Cheiroptera. 



c. Carnivora. 



d. Insectivora. 



e. Ruminantia. 

 F. Artio-dactyla. 

 g. Perisso-dactyla. 

 H. Proboscidea. 



I. Glires. 



§ 10. Groups of Species into which the Pleistocene Mammalia naturally fall. 



A. Extinct Species. 



b. Species confined to Northern Climates, 

 o. „ „ Southern „ 



D. „ common to Cold and Tropical Climates. 



e. Species still inhabiting the Temperate Zones of Europe. 



§ 11. Inferences as to Pleistocene Climate. 



§ 12. Relation of Pleistocene to Prehistoric Mammals, and those now living in Britain. 



§ 13. Probable causes of extinction or dispersal of many of the Pleistocene Species. 



