430 BULLETIN 17 2, UNITED STATES NATIONAL MUSEUM 



The present race ranges from Bengal to Assam, Burma, Yunnan, 

 Siam, Tonldn, Annam, Laos, and Cambodia. 



Williamson ^^ records it from Samkok, 35 miles north of Bangkok; 

 Bangkok; Klong Rangsit, 15 miles north of Bangkok; and Paknampo. 

 Herbert ®^ reports it from Samkok, Ayuthia, Palaiampo, and also along 

 the Petrieu line as well as Ban Yang, central Siam. It was not common 

 and breeds in the last half of June or early in July. He gives a 

 description of the nest and eggs. Deignan ^* found one at Cliiengmai 

 in February and later recorded others in January and February. 



M. p. palustris Horsfield is found in Java and Bali. A/, p. Jorhesi 

 Bangs is confined to the Philippines. 



The mainland race is widely separated from that of Java by several 

 hundred miles of country where the species is not known to occur. 

 It is apparently sedentary. 



PHRAGMATICOLA AEDON (Pallas) 



Muscicapa aedon Palt.as, Reise durch verschiedene Provinzen des russischen 

 Reichs, vol. 3, p. 695, 1776 (Dauria). 



One male, I\an, April 14, 1930; one female, Ta Pra, Korat, February 

 16, 1929; one female, Pak Chong, February 8, 1925. 



Williamson ^-^ records it from Bangkok; Gyldenstolpe ^^ from Den 

 Chai, and on his second expedition he took it at Khun Tan on April 

 28, Sop Tue on April 24, and Koh Lak on January 28 ^^; Robinson and 

 lOoss secured two males at Nong Kok, Ghirbi, January 1 and 11^^; 

 Baker records it from Maprit ''^; Deignan '° shot one at Chiengmai in 

 February and another in March. De Schauensee ^* secured it at 

 Tamuang, March 9; Cliiengmai, December 20 and February 1, 

 Bangkok, April 24, Bua Yai, January 5. Robinson and Kloss ''^ 

 record a female from Namchut, Pakchan, February 25 and three males 

 and two females from Koh Lak, April 4-10. There is also in the 

 United States National Museum a female, taken by C. Boden Kloss 

 on Koh wSichang, January 26, 1915. 



The species breeds in southeastern Siberia, Manchuria, and northern 

 China and migrates for the winter to Indo-China, Siam, Burma, and 

 eastern Bengal. 



Superficially it closely resembles Acrocephalus arundijiaceus orien- 

 ialis, but the bill is shorter and the first primary is longer, broader, and 



«> Journ. Nat. Hist. Soc. Siam, vol. 3, p. 19, 1918. 

 M Journ. Nat. Hist. Soc. Siam, vol. 6, p. 104, 1923. 



*' Journ. Siam Soc. Nat. Hist. Suppl., vol. 8, p. 149, 1931; vol. 10, p. 115, 1936. 

 M Journ. Nat. Hist. Soc. Siam, vol. 1, p. 86, 191^. 

 M Rungl. Svenska Vct.-Akad. Hamil., vol. 50, no. 8, p. 29, 1913. 

 •' Kungl. Svenska Vet.-Akad. Handl., vol. 56, no. 2, p. 43, 1916. 

 «' Journ. Nat. Hist. Soc. Siam, vol. 3, p. 113, 19i9. 

 «• Ibid., p. 201. 



'» Journ. Siam Soc. Nat. Hist. Suppl-, vol. 8, p. 149, 1931. 

 " Proc. Acad. Nat. Sci. Philadelphia, vol. 86, p. 229, 1934. 

 " Journ. Nat. Hist. Soc. Siam, vol. 5, p. 320, 1924. 



