236 BULLETIN 142, UNITED STATES NATIONAL MUSEUM. 



continent to the Indian Ocean, the Mekran coast, Sind, Yarkand, 

 India, Ceylon, the Andamans Nicobars, Burmese coast, Malacca 

 Peninsula, Hainan, Formosa, and East China. Further, it has been 

 recorded from the Malay Archipelago, Java, Borneo, New Guinea, 

 the Philippines, Moluccas, and has also been found in Australia 

 (West Australia and New South Wales), Tasmania, and New Zea- 

 land. In America there are two Canadian records, one from Toronto 

 and one from Nova Scotia; while in the Eastern States it has oc- 

 curred in Maine, Massachusetts, New Jersey, and Long Island, and 

 has been recorded from Grenada and Carriacou, Lesser Antilles, and 

 also in Patagonia. In Alaska it has once been obtained at Point 

 Barrow. 



DISTRIBUTION 



Breeding range. — The supposed instances of breeding in western 

 Greenland are now discredited, and the only definitely known breed- 

 ing places are in eastern Siberia, from the delta of the Yenesei to 

 latitude 74° on the Taimyr Peninsula and northward, as well as on 

 the Liakhof Isles and other islands of the New Siberian group. 



Spring migration. — Dates: Kio de Oro (N. W. Africa), April 27; 

 Gibraltar, April 24 ; Egypt, May 8 ; Barcelona and Santander, May ; 

 Malaga, May 9; Corsica, May 7, 8, and 16; Italy, April 1-June 5: 

 Malta, May 7, 12, 13, 27 ; Greece, April 15, 28, but chiefly May ; Corfu, 

 passage lasts till end of May ; Transylvania^ May 29 ; Cyprus, May 20. 

 24; Lake Baikal, May; Allahabad, May 17; Amoy, China, May 1G; 

 Archangel, June 18 ; Boganida River, May 27 ; arrives North Taimyr, 

 June 4. 



Fall migration. — Dates: Belfast, Ireland, August 25 to end of 

 September; Portugal, September; Italy, September 15-October 30; 

 Cyprus, September 2 ; Greece, arrives September ; Tangier, September ; 

 Yarkand, August-September; Karachi, September; Gilgit, August- 

 September; Selangor, August; Mergui Archipelago, November 6; 

 Ceylon, October; Lower Pegu, August; Transvaal, November 24; 

 Natal, October 18. 



Casual records. — Aldabra Island, Madagascar, November 6 ; Made- 

 ira, April 30, September 22 and October 7 and November 27. New 

 Zealand, Canterbury, February 3, 1902; April 5, 1903 (2); Otago, 

 March, 1903; Grenada (Wells) ; Bering Island (Steller). There are 

 several records for this species for North America, some dating back 

 to the earlier days of American ornithology. In some cases the de- 

 tails are indefinite and can not be considered as absolutely trust- 

 worthy. Among the occurrences recorded are : Lesser Antilles, Gre- 

 nada (Cory, 1892), and Carriacou (Clark, 1905) ; New Jersey, Great 

 Egg Harbor, two in the spring of 1829, Long Beach, Barnegat Bay, 

 July 29, 1904, and Tuckerton and Cape May (Stone, according to C. 



