VILL CONTENTS. 



CHAPTER II. 



PAGE 



Geographigal Distribution. — Land provinces ; marine pro- 

 vinces. — Specific areas ; specific centres. — Generic areas ; 

 sub-g-cneric areas. — Boimdaries ; influence of climate. — Origin 

 of provinces 50' 



"Marine Provinces. — Arctic genera ; tropical genera ; cosmopo- 

 litan species 54 



I. Arctic Province „ 57 



II. Boreal Province : Norway, Kew England 60 



III. Celtic Province : Britain, Denmark 61 



IV. Lnsitanian Province : Portugal, Canaries, Madeira, 



Azores, Mediterranean, Black Sea 63 



V. Aralo-Caspian Province 68 



VI. "West-African Province 69 



VII. South- African Province 70 



VIII. Indo-Pacific Province : Ecd Sea, Persian Gulf 71 



IX. Australo-Zelandic Province : Kevs^ So^Oi "Wales, 



Tasmania, Now Zealand 74 



X. Japonic Province 75 



XL Aleutian Province : Ockotsk, Sitka 76 



Provinces on the Western Coast of America 77 



XII. Californian Province ; 78 



XIII. Panamic Province : Galapagos 79 



XIV. Peruvian Province 81 



XV. Magellanic Province : Falkland Islands 82 



XVI. Patagonian Province S3 



XVII. Caribbean Province 8 i 



XVIII. Transatlantic Provipce •» . . . 85 



Land Eegions. — Distribution of land and fresh-water shells ; 



gCD.era of the Old and Now "World ; arctic regions 86 



1. Germanic Region : Siberia 89 



2. Lusitanian Region : Mediterranean Islands ; Madeira, 



Azores, Canaries, Cape de Verdcs, Ascension 91 



S. Helena, Tristan d' Acunha 96 



3. African Region 97 



4. Capo Region 97 



5. Yemen — Madagascar: Comoro Islands, Seychelles, 



Mauritius, Bourbon, Rodriguez 98 



6. Indian Region : Ceylon 99 



7. China and Japan ♦. „ 101 



8. Philippine Islands ^. 101 



9. Java 102 



10. Borneo 102 



