GEOGRAPHICAL DISTRIBUTION OF CRUSTACEA. 1473 



4. Red Sea, to latitude 20 (?) north. 



5. East coast of Africa, to latitude 26} (?) south. 



B. INDIAN OCEAN. 6. Coast of Persia, India, Malacca, Siam, and Cochin China, to 

 12J north, on the eastern coast of the last-mentioned country. 



7. The islands of the Indian Ocean, north of 16 south, the northern two-thirds of 

 Madagascar. 



8. The East India Islands; also, the northern coast of Australia, from 22 south on 

 the west side, to 25 south on the east side. 



C. PACIFIC. 9. The Pacific Islands, between 20 north and 20 south, together with 

 the Ladrones, New Caledonia, excepting the southern extremity, also the Tonga Islands, 

 as far as Tongatabu, the Hervey Islands, the Paumotu Islands, as far as the Gambier 

 Islands, and excluding Hawaii on the north. 



10. The South American coast, from 17i north to 1 south. 



2. SUBTORRID REGION. 



A. NORTH ATLANTIC. 1. The northern and western coast of Yucatan, and the coaat 

 of Mexico and Texas, within the Gulf of Mexico. 



2. Key West, and the east coast of Florida to 27 north. 



3. The Bermudas. 



4. The coast of Africa, from 9 north to 14} north. 



B. SOUTH ATLANTIC. 5. The coast of South America, from below Bahia to a degree 

 or two below Rio Janeiro. 



6. Ascension Island and St. Helena. 



7. West coast of Africa, from 5 north to 7 south. 



C. INDIAN OCEAN. 8. East coast of Africa, from 26} south to 31 south, including 

 Port Natal ; also, northern half of the Red Sea and the Persian Gulf. 



9. South extremity of Madagascar, Isle of Prance, and Mauritius. 



10. Western coast of Australia, between 22 south and 26J (?) south. 



D. NORTH PACIFIC OCEAN. 11. Coast of Cochin China, between 12} north and 

 15 north. 



12. Formosa, Loochoo (Liukiu), and neighbouring islands, southern shore of Japan, 

 Hawaiian Islands. 



13. West coast of North America, from the southern extremity of the peninsula of 

 California to 17i north. 



E. SOUTH PACIFIC. 14. A small part of the coast of Eastern Australia, between 25 

 south and 26J south. 



15. The southern extremity of New Caledonia, Pylstaart's Island, Mangaia, Rimetara, 

 Rarotonga, Rurutu, Pitcairn's, Easter Island, and possibly the Gambier Islands. 



16. The west coast of South America, near Guayaquil, from 1 to 4 south. 



II. TEMPERATE ZONE. 



1. WARM TEMPERATE REGION. 



A. NORTH ATLANTIC. 1. Coast of Gulf of Mexico, along Louisiana, Mississippi, 



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