CONTENTS. 



PART I. 



THE DISPERSAL OF ORGANISMS; ITS PHENOMENA, LAWS, AND CAUSES. 

 CHAPTER I. 



INTRODUCTORY. 



Remarkable Contrasts in the distribution of Animals — Britain and Japan — Australia 

 and New Zealand — Bali and Lombok — Florida and Bahama Islands — Brazil and 

 Africa — Borneo, Madagascar, and Celebes — Problems in distribution to be found in 

 every country — Can be solved only by the combination of many distinct lines of 

 inquiry, biological and physical — Islands olfer the best subjects for the study of 

 distribution — Outline of the subjects to be discussed in the present volume. 



Pages 3—11 



CHAPTER II. 



THE ELEMENTARY FACTS OF DISTRIBUTION. 



Importance of Locality as an essential character of Species — Areas of Distribution — 

 Extent and Limitations of Specific Areas — Specific range of Birds — Generic 

 Areas — Separate and overlapping areas — The species of Tits as illustrating Areas 

 of Distribution — The distribution of the species of Jays — Discontinuous generic 

 areas — Peculiarities of generic and family distribution — General features of over- 

 lapping and discontinuous areas— Restricted areas of Families — The distribution 

 of Orders Pacjes 12—30 



CHAPTER III. 



CLASSIFICATION OF THE FACTS OF DISTRIBUTION. — ZOOLOGICAL REGIONS. 



The Geographical Divisions of the Globe do not correspond to Zoological Divisions — 

 The range of British Mammals as indicating a Zoological Region — Range of East 

 Asian and North African Mammals — The Range of British Birds— Range of East 

 Asian Birds — The limits of the Palsearctic Region— Characteristic features of the 

 Palsearctic Region — Definition and characteristic groups of the Ethiopian Region 

 — Of the Oriental Region — Of the Australian Region — Of the Nearctic Region 

 — Of the Neotropical Region — Comparison of Zoological Regions with the Geo- 

 graphical Divisions of the Globe Pages 31 — 53 



