78 MESSRS. ROBINSON AND KLOSS ON 



" Iris chrome ; orbits lemon yellow tinged with green ; upper 

 mandible brown edged with ochre yellow, lower ochraceous yellow, 

 base greenish ; thighs and tarsi yellow, tarsi and toes black in front." 



Total length, 925 ; wing, 375 ; tail, 160; tarsus, 124; bill from 

 gape, 145 mm. 



Personally we have found the Purple Heron rarer in the 

 Peninsula than it is in Sumatra : in the south, indeed, it is extremely 

 uncommon. 



102. Ardea sumatrana Raffles. 



Ardm sumatrana, Raffles, Trans. Linn. Soc. xiii, 1822, p. 325 

 (Sumatra) ; A., p. 469 (Mergui to Pakchan) ; F., p. 14 (Terutau 

 Id.) ; H., p. 142 (Koh Pennan). 

 Common in most places along the coast on mud-flats and in 

 mangrove swamps, but very wary and hard to approach. 

 103. Ardea cinerea jouyi Clark. 



Ardea cinerea jouyi, Clark, Proc. U. S. Nat. Mus., 32, 1907, p. 468 



(Korea); I., p". 136 (Koh Lak). 

 Ardea cinerea. A., p. 472 (Pakchan) ; G., p. 152 (Ratburi and 



Petchaburi). 



Probably fairly common in winter. 



104. Herodias alba (Linn.). 



Ardea alba, Linn., Syst. Nat. i, 1766, p. 239 (Europe). 

 Herodias torra. A., p. 472 (Crab Island, Tavoy Estuary). 

 Jlerodias alba, H., p. 89 (Bandon). 

 Local and rare. 



105. Mesophoyx intermedia (Wagl.). 



Ardea intermedia, Wagler, Ibis, 1829, p. 659. 

 Meso-phoyx intermedia, I., p. 136 (Koh Lak). 



Distinctly uncommon. 



106. Garzetta garzetta (Linn.). 



Ardea garzetta, Linn., Syst. Nat. i, 1766, p. 237 (Oriental Region). 

 Herodias g-irzetta, B., p. 84 (Junk Seylon) ; Williamson, Journ. 



Nat. Hist. Soc. Siam, iii, pp. 40, 41 (Tachin and Bangkok, C. 



Siam, and Anghin and Bang Phra, Inner Gulf of Siam). 

 Garzetta garzetta, E., p. 117 (Patani). 



A. Hume, & Davison, Stray Feathers, vi, 1878. E. O. Grant, Fasciculi Malayenses, iii (Birds), 1905. 



B. Miiller, Die Ornis der Insel 8nlan),'a, 1882. F. Robinson and Kloss, Ibis, 1910-11. 



C. Oates, birds Brit. Biumah, Vols. i. & ii, 1883. C. (jairdner. Journ. N.H. Soc. Siam, i, 191.5. 



D. Bonhote, P. Z. B. 1901, Vol. i H. Robinson, Journ. F. M. 8. Museums, v, 1915. 



JOURN. NAT. HIST. SOC. SIAM. 



