404 BULLETIN 17 2, UNITED STATES NATIONiVL MUSEUM 



Tliis form breeds in northeastern Siberia and migrates late in 

 summer or early in fall througli northeastern China to southern 

 China, Laos, Siam, and northeastern India to winter. 



It does not appear to be a common winter visitor to Siam and 

 there are few records. Wiihamson ^^ took a number at Bangkok, 

 during the winter of 1917-18; Deignan ^^ found it locally common at 

 Chiengmai in February and March; de Schauensee ^" secured speci- 

 mens at Meldong, May 8, and Hua Mak, March 17. 



CALLIOPE TSCHEBAIEWI Przewalski 



Calliope tschebaiewi Przewalski, Mongol i strana Tangut, vol. 2, p. 44, pi. 9, 

 fig. 1, 1876 (mountains of Kansu). 



One male, Bangkok, December 28, 1925. 



This is the first record of this thrush for Siam. The species breeds 

 in the mountains of western China, Tibet, and Ladak and winters in 

 Burma, Assam, and rarely in Siam. 



CALUOPE CALLIOPE (Pallas) 



Molacilla calliope Pallas, Relse durch verschiedene Provinzen des russischen 

 Reichs, vol. 3, pp. 261, 325, 697, 1776 (Silieria). 



One male, Muang Kanburi, April 11, 1928; one male, Chiengmai, 

 November 24, 1928; one male, Doi Nangka, November 4, 1930; five 

 males, Bung Borapet, March 21-30, 1933. 



This species breeds in northern Siberia and Japan. In fall it 

 migrates through China to Tonkin, Annam, Laos, Siam, India, and 

 the Philippines to winter. 



Deignan ®* reports it a common bird of passage at Cliiengmai in 

 March and recorded once in December; this would indicate that it 

 winters farther south. It is loiown to winter at Bangkok. Ap- 

 parently it is unrecorded from Peninsular Siam, but as it winters 

 in Tenasserim, it will be found eventually in the northern part at 

 least. De Schauensee ^^ secured it at Chiengmai, January 1-30, and 

 at Chiengdao, January 16. 



lANTHIA CYANURA CYANURA (Pallas) 



Motacilla cyanurus Pallas, Reise durch verschiedene Provinzen des russischen 

 Reichs, vol. 2, pp. 664, 690, 709, 1773 (Yenesei, near Kuskoe and near 

 Abakansk). 



One male and one female, Doi Angka, 8,000 feet, December 5, 1928. 



This form breeds in northern Siberia from the Urals eastward to 



Kamchatka and northern Japan; in fall it migrates to southern 



" Journ. Nat. Hist. Soc. Siam, vol. 3, p. 21, 1918. 

 M Journ. Siam Soc. Nat. Hist. Suppl., vol. 8, p. 142, 1931. 

 •' Proc. Acad. Nat. Sci. Philadelphia, vol. 86, p. 209, 1934. 

 " Journ. Siam Soc. Nat. Hist. Suppl., vol. 8, p. 142, 1931. 

 « Proc. Acad. Nat. Sci. Philadelphia, vol. 86, p. 210, 1934. 



