CONTENTS 



CHAP. 



XIV. 



XV. 



XVI. 



XVII. 



XVIII. 



XIX. 



XX. 



XXI. 



XXII. 



Age and Area from a Palaeobotanical 

 Standpoint 



By Mrs E. M. Reid, B.Sc, F.L.S. 



Endemism and Distribution: Species . 



Endemism and Distribution : Genera . 



The Monotypic Genera, and Genera of 

 Larger Size ...... 



The Hollow Curve of Distribution 



Applicability of Age and Area to Animals 



The Origin of Species .... 



Age and Area and the Mutation Theory 

 By Hugo de Vries, F.M.R.S. 



Geographical Distribution: General . 

 List of Literature .... 

 Index 



137 



148 

 169 



185 

 195 

 200 

 204 

 222 



228 

 247 

 253 



The illustrations on pp. 56, 66, 76, 78, 79, 80, 153, I owe to the courtesy 

 of the Editor, Annals of Botany. 



