CONTENTS vii 

 PHYLUM CHORDATA continued. 



PAGE 



Class VI. Mammalia 446 



1. Example of the Class Lepus cuniculus 446 



2. Distinctive Characters and Classification of Recent Mammalia . 476 



Sub-class I. Prototheria 477 



II. Theria 478 



Systematic Position of the Example 488 



3. General Organisation 488. 



The Mutual Relationships of the Chordata 610 



On the Mutual Relations of the Phyla of Animals . . . . , . 616 



SECTION XIV 



DISTRIBUTION 619 



1. Geographical Distribution 619 



2. Bathymetrical Distribution 634 



3. Geological Distribution 638 



SECTION XV 



THE PHILOSOPHY OP ZOOLOGY 643 



SECTION XVI 



THE HISTORY OF ZOOLOGY 668 



APPENDIX Zoological Literature 691 



INDEX . 697 



