XIV CONTENTS. 



Diemen's Land — Hobart Town — Aborigines all banished Mount 



Wellington— King George's Sound— Cheerless aspect of country 



Bald Head, calcareous casts like branches of trees — Party of natives 



Leave Australia . . . . .515 



CHAPTER XXir. 



Keeling Island — Singular appearance of— Scanty Flora— Transport of seeds 

 —Birds and insects— Ebbing and flowing springs— Coral formations re- 

 sisting power of ocean— Fields of dead coral— Stones transported by 

 roots of trees— Great crab— Stinging corals— Structure of lagoon islands 

 — Encircling and Barrier reefs — General proofs of subsidence in the 



Pacific — Theory of lagoon islands caused by subsidence of the land 



Pacific and Indian oceans divided into alternate areas of elevation and 

 subsidence — Points of eruption lie within the areas of elevation. 539 



CHAPTER XXIII. 

 Mauritius, beautiful appearance of— Hindoos — Cape of Good Hope — St. 

 Helena — Geology— History of changes in vegetation, probable cause 

 of extinction of land-shells — Ascension— Green Hill— Curious incrusta- 

 tions of calcareous matter on tidal rocks — Bahia — Brazil — Splendour 

 of tropical scenery — Pernambuco— Singular reef — Azores — Supposed 

 crater — Hints to collectors — Retrospect of the most impressive parts of 

 the voyage ...... 570 



Addenda . . . . . .609 



Index. 



