XXIX] LITERARY WORK, ETC., 1871-1886 97 



Part II. — On the Distribution of Extinct Animals. 



Chap. VI. The Extinct Mammalia of the Old World. 

 „ VII. Extinct Mammaha of the New World. 

 „ VIII. Various Extinct Animals; and on the Antiquity of the 

 Genera of Insects and Land Shells. 



Part III.— Zoological Geography: a Review of the Chief 

 Forms of Life in the Several Regions and Subregions, 

 with the Indications they afford of Geographical 

 Changes. 



Chap. IX. The Order of Succession of the Regions — Cosmopolitan 

 Groups of Animals — Tables of Distribution. 

 „ X. The Palcearctic Region. 

 „ XI. The Ethiopian Region. 

 „ XII. The Oriental Region. 

 „ XIII. The Australian Region. 

 „ XIV. The Neotropical Region. 

 „ XV. The Nearctic Region. 



„ XVI. Summary of the Past Changes and General Relations of 

 the Several Regions. 



Part IV.~Geographical Zoology : a Systematic Sketch of the 

 Chief Families of Land Animals in their Geographical 

 Relations. 



Chap. XVII. Distribution of the Families and Genera of Mammalia. 

 „ XVIII. Distribution of the Families and Genera of Birds. 

 „ XIX. Distribution of the Families and Genera of Reptiles and 

 Amphibia. 



„ XX. Distribution of the Families of Fishes, with the Range of 

 such Genera as inhabit Fresh Water. 



„ XXI. Distribution of some of the more important Families and 

 Genera of Insects. 



„ XXII. OutHne of the Geographical Distribution of Mollusca. 



„ XXIII. Summary of the Distribution and Lines of Migration of 

 the Several Classes of Animals. 



I devoted a large amount of labour to making a fairly 

 complete index, which comprises more than six thousand 

 entries. 



No one is more aware than myself of the defects of the 

 work, a considerable portion of which are due to the fact that 

 it was written a quarter of a century too soon — at a time when 



VOL. II. H 



