THE BIRDS OF SOUTH-WEST AND PENINSULAR SIAM. 145 



We are nnablo to Hay if the darker form described by the 

 late Col. Harington as (J. p. cool'i from the Northern Shan States 

 (Bull. Brit. Orn. Club, xxxi, 1913, p. 57: Goteik, N. Shan States) 

 occurs in Peninsular Slam ; the probabilities are that it does, as 

 we have one specimen closely agreeing with the deHcription, shot on 

 the summit of Kedah Peak in December 1915. 



224. Apus affinis subfurcatus Blyth. 



Cyjyselns snhfnroitus, Blytli, Jouin. Asiat. Soc. Bengal, xviii, 1849 

 p. 807 (Peniiug, ; A., p. 47 (Malewoon) ; J., p. 155 (Koh Muk, 

 Trang . 



Apus affinis suhfurcatxis, I., p. 107 (Koh Lak\ 



The common House-Swift in Peninsular Siam. 

 225. Tachornis batassiensis infumatus (Scl.). 



Cypselvs infumatus, Sclater, P. Z. S. 1865, p. 602 (Borneo) ; A., p. 

 48 (Mergui to Malewoon). 



Tachornis infumatus, E., p. 107 (Patani) : F , p. 38 Trang) ; H., 

 p. 146 (Koh Samui) ; I., p. 107 (Koh Lak) : Hartert, Cat. Birds 

 Brit. Mus. xvi, 1892, p. 468 (Kossoom and "Poonya" Pangnga?). 



Common among the Lontar Palms (Borasaus Jlabellifer) 



wherever they occur. 



226 Hemiprocne long-ipennis harterti Stres. 



Hemiprocne longipennis harterti^ Stresemann, Nov. Zool. xx, 1913, 



p. 339 (Deli, »Simiatra), 

 DendrocheJidon longipennis, A., i)p. 52, 498 (Nwalabo to Malewoon). 

 Macropteryx longipennis, F., p. 38 (Trang). 



227. Hemiprocne comata comata (Temm.). 

 Cypselus comata, Temmitick, PI. Col., 1824, pi. 268 (Sumatra). 

 Dendrocheli'/on comata. A., p. 51 i Choungthanoung to Malewoon). 

 Macropteryx comata, F., p. 38 (Trang). 



Both these Tree-Swifts are common, especially on the banks 

 of the larger rivers in jungle country. 



I. Oyldenstolpe, Kungl. Sv. Vet. Akad. Handl. M. Baker. .Tourn. X. H. Soe. Siam, iii. 1919. 



56, No. -2, 1910. (tirst part). 



J. Robinson, Joiirn. F. M. S. Mus. vii, 1917. Baker. Jovirn. N. H. Soo. Siam. iii. 1919. 



K. Kloss, Ibis, 1918. (second piutK 



L. RoV)inson and Kloss, Joiirn. K. II. Soc. Siam, M. I. Bakor, .Tmirn. X. H. St)c. Siam, iv. 1920. 



iii, 1919. (third parti. 



VOL. V, NO. 2, 1922. 



