REGIONAL DISTRIBUTION. * 299 



II.. Marine provinces. 



1. Arctic province. 



2. Boreal pro\4nce : Norway, New England. 



3. Celtic province : Britain, Denmark. 



4. Lusitanian province : Portugal, Canaries, Madeira, Azores, Mediterranean, Black Sea. 



0. Aralo-Caspian pro\'inoe. 



6. West- African province. 



7. South- African jjrovince. 



8. Indo-Pacific province : Red Sea, Persian Gxdf. 



9. Australo-Islandic province : New South Wales, Tasmania, New Zealand. 



10. Japonic province. 



11. Aleutian province : Ochotsk, Sitka. 



12. Californian province. 



13. Panamic province : Galapagos. 



14. Peruvian proA-ince. 



15. Magellanic pro^-ince : Falkland Islands. 

 IG. Patagonian ^Jrovince. 



17. Caribbean province. 



18. Transatlantic pro^'ince.* 



In Botany, I need not refer to the older attempts at regional distribution of plants made 

 by AVilldenow and Treviranus. 



The following are Schow's Phyto geographical regions : — 



1. Alpine Arctic region : consisting of the Arctic and boreal regions of the Northern Ilemi- 

 sphere and the Alpine heights of more southern mountains. 



2. Mid Europe, and Asia as far as the Caucasian and Altaic Mountains. 



3. Mediterranean district, including xVsia Minor, North Africa, and the Canaries and Azores. 



4. Eastern North America. 



5. Southern North America. 



6. Japanese region. 



7. East India and Ceylon (exclusive of the Alpine region south of the Himmalayah). 



8. Emodic region, or mountains of India (consisting of the Al^nne region south of the Him- 

 malayah). 



9. Asiatic Islands, or mountainous districts of the islands between South-eastern Peninsula 

 and Australia, to the height of 5500 feet above the sea. 



10. Up^Dcr Java, mountainous regions in Java, and neighbouring islands to the above height. 



11. Polynesian region. 



12. Persia and Arabia. 



1 3. Desert region, the Sahara. 



14. Tropical Africa. 



15. Mexico, New Grenada, Guiana, and Peru. 



16. Highlands of Mexico. 



* Woodward, " Recent and Fossil Shells." 18.51, pnrt iii. p. xiii. 



