NOTES ON COREAN AND MANCHURIAN BIRDS. 



543 



A male, either a young bird or one in autumn plumage, was 

 presented to me by Mr. S. Wakiyama, who obtained it on Hakugyoku- 

 san, Port Arthur ; date unknown. 



154. Acrocephalus arundinaceus orientalis (T. & S.) 



Oyoshikiri. 



Ilartert, Vög. Pal., p. 558; Ingram, Ibis, 1909, p. 429; A. orientalis (T. & S.), 

 Clark, Troc. U. S. Nat. Mus., Vol. XXXVIII, p. 174. 



An adult male specimen purchased in Corea. It was obtained on 

 the island of Taikeitö, N. Heian Distr. 



155. Acrocephalus bistrigiceps Sw. 



Koyoshiklri. 



Ilartert, Vög. Pal., p. 565 ; Ingram, Ibis, 1909, p. 429. 



Mr. T. Mori has informed me that this bird was obtained near 

 Riuganpo, N. Heian Distr., from May to June, 19 17. 



156. Hor cites cantans borealis (Campbell). 



Chösen-uguisu. 



Hartert, Vög. Pal., p. 532; C. minuta (nec. Sw.), Campbell, Ibis, 1892, p. 234; C. 

 minuta borealis Campbell, op. cit, p. 235 ; C. canturiens septentrionalis 

 Campbell, op. cit., p. 235; C. canturians (nec. Sw.), Clark, Proc. U.S. Nat. 

 Mus., Vol. XXXVIII, p. 174. 



An adult male was obtained at Chokudori, Keiki Distr., Apr. 23. 

 On the plains in Corea this form is not very common. 



157. JPhylloscojms borealis borealis (Bias.). 



Komushikui. 



Hartert, Vög. Pal., p. 517 ; Phyllop neuste borealis Bias., Tacz., P. Z. S., 1887, p. 602 ; 

 Tacz., op. cit., 1888, p. 463 ; Pliylloscopns borealis (Bias.), Ingram, Ibis, 1909, 

 p. 427. 



