58 MESSRS. ROBINSON AND KLOSS ON 



uniform whiti.sh, strongly washed witli buff' on the breast. The 

 crowns are chestnut, streaked with black, and the frontal wattles are 

 smaller than in dark bellied birds. Possibly they represent a non- 

 breeding, as distinct from a juvenile, plumage. Ten specimens in 

 Mr. Williamson's collection from various parts of Siam, dated Novem- 

 ber to April, all have the iindcr surface black. 



59. Hydr.phasianus chirurgus (Scop.). 



Tringa chirurgus, Scop., Del. Flor. et Faun. Iiisubr. ii, 1786, p. 92 



(Philippines). 

 JJydro]}hasianus chirurgus, G., p. 152 (Ratbuii and Petchaburi) ; 



M.I., p. 38 (Krabin, C. Siam). 



9. Koh Lak, S. W. Siam. G April, 1919. (No 5211). 



" Iris dark ; bill bluish sea-green, darker at base ; feet sea- 

 green ". 



Total length 213; wing 215; tail (j3 ; tarsus 52. 5; bill from 

 gape 32 mm. 



This Jacana, with white lower plumage (winter\ was shot 

 on a shallow lagoon together with grebes and the preceding species. 

 It has not hitherto been recorded from Siam, with the excep- 

 tion of Gairdner's and Stuart Baker's specimens. Mr. W. J. F. Wil- 

 liamson informs us, however, that he found the bird in considerable 

 numbers at Klonof Rano-sit, a little to the north of Bangkok, in 

 January 1916, on flooded ground largely covered with reeds and 

 coarse gri>sses. In the Malay Peninsula it is widely distributed but 

 extremely rare, 



60. Himantopus himantopus (Linn.). 



Charadrius himantopus, Linn., Syst. Nat. i, 1766, p. 255 (EiU'ope). 

 Himantopus Iiim/mtopus, I., p. 145 (between Ratburinud Koh Lak). 

 Himantopus candidus, Williamson, Jouvn. N. H. Soc. Siam, iii, 

 1918, p. 35 (Meklong) ; M. 1., p. 39 (Paklat, m-. Bangkok). 



The above records by Gyldenstolpe, Williamson and Stuart 



Baker are tlie sole ones from the Kingdom of Siam*. The bird has 



*We believe this bird tu bo fairly common in suitable localities, ;bt 

 all events in the central parts of the country. It is well-known to the 

 Siame.se and has a distinctive name, Nok tin t'hian (140 11144^1114) ■ — ^^'^• 



A. Hume iS: navison, Stray Feathcr.s, vi, 1878. E. O. Grant, Fasciculi Malaycnses, iii (Birds), 1905, 



B. Miiller, Die Ornis der Insel Sahinpi, 188-2. F. Kol.inson and Kloss, This, 1910-11. 



C. Oates, Birds l$iit. Burmali, Vols, i A: ii. 1883. <■• (Tairdner, Journ. N. II. Soc. Siam, i, 1915. 



D. Bouholc, 1". Z. S. lyOl, Vol. i. H. l{obinson, Journ. F. M, S. Museums, v, 1915. 



JOUUN. NAT. JUST. SUC. SIAM. 



