THE BIRDS OF SOUTH-WEST AND PENINSULAR SIAM. 



39 



RALLIFORMES. 



Eails and Gallinules. 



, J Tail-feathers eighteen 

 ( Tail-feathers ten or twelve 



n f With a horny frontal shield 

 I With no horny frontal shield 



„ (General plumage blue 

 (General plumage not blue 



(Toes with a narrow membranous fringe, not lobed 



Heliopais ;personata. 



Porphijrio calvics edivardsi. 



Gallinula chloro^ms parvifrons. 

 [ Toes without a membranous fringe . . . . Gallicrex cinerea.. 



- { Plumage uniform above 

 ( Plumage streaked above 



( Culmen expanded at base ; plumage white and slate 

 6 J Aniaurornis phoeniciira chinensis. 



{ Culmen not expanded at base ; plumage brown and rufous 



„ (Tarsus about equal to middle toe and claw 

 1 Tarsus shorter than middle toe and claw 



9 



I Wing coverts barred ; legs red . . 

 ' (Wing coverts uniform ; legs black 



Larger ; plumage partially barred below 



( Smaller ; plumage uniform below 



-„ (Culmen about equal to middle toe and claw 

 I Culmen much shorter than middle toe and ( 



Ballina fasciata. 

 Rallina supcrciliaris. 



. . Limnohaenus pnyliuUi. 

 Liiiinobacnus fuscns enjtkrotltorax. 



. . Hiipotaemdia striata. 

 claw .. Porzana pusilla. 



6 

 10 



35. Heliopais persouata (G. R. Gr.). 

 Podica fersowda, G. R. Gray, P. Z. S., 1848, p. 90, Aves, pi. 4 



(Malacca); A., p. 465, (Baiiharon). 

 Heliopais personata, D., p. 79 (Patani); H., p. 141 (Koh Pennan, 



Bandon) ; Williamson, Journ. Nat. Hist. Soc. Siam, iii, 1918, 



p. 32 (OhantabunV 



6, Koh Pennan, Bandon Bight. 27 May, 1913. 



Wing, 245 mm. (dry). 



" Iris dark hazel ; feet apple green with tinge of blue ; edges 

 of lobes and soles yellowish ; lobes black beneath ; bill chrome 

 yellow, yellowish green on culmen ; basal culminal process chrome 

 yellow." 



• • Gyldenstolpe, Kungl. Sv. "Vet. Akad. Handl. 

 56, No. 2, 1916. 

 J. Robinson, Journ. F. M. S. Mus. vii, 1917 

 K. Kloss, Ibis, 1918. 



L. Kobinson and Kloss, Journ. N. H. Soc. Siam, 



iii, 1919. 



Baker, Journ. N. H. Soc. Siam, iii, 1919. 



(first part). 

 Baker. Journ N.H. Soc. Siam, iii, 1919. 



(second part). 

 I. Baker, Journ. N.H. Soc. Siam, iv, 1920. 



(third part). 



VOL. V, NO. 1, 1921. 



