208 MR. W. J. F. WILLIAMSON ON 



aspect ot the back is dark brown, the edges of the t'ealhers being nuich 

 narrower, and grey or grey-brown in tint. 



" From M. c. jihiUppengis it differs in being rather [laler and 

 less blaclv above, and in being decidedly darker aiul duller in tint 

 below. Every specimen in the series also shows some rufous on the 

 breast and flanks, which is never ]iresent in j\f. c. jthilijyi'ensis, and 

 there are also fewer markings on the breast aud lower throat tlian th.ere 

 are in that bird." 



Disfrilmtioii. So far only recorded from the vicinity of liang- 

 kok, Central Siam. 



Habits, Ac. This a common resident biril, occurring in the 

 fields outside Bangkok. 



Family NEGTATtlNIIB.'E- Sunbirds. 

 (32 (898^. Arachnechthra flammaxillaris ( Blyth ). llic 

 Burmese Yelloic-hreasted Sunhird. 



Ci/rtoiitomu.'' flammit.iilliin'f^, Hohinsim and Kloss, lliis l',)Il, ]i. 77: 

 Robinson,' .Tonrii. F. M. S. Miis. V (1915) p, 152 ; (ivltlenslulpe 

 r.lIG, p. 3?.. 



Araclinerlitlira Jluiiiiiiii.iiUiiri^, Gylienstoljie I'.Uo, p. 4-i- 



Siamese, wn nuilo ( Nok kin-pli ). 



Description. Length about ] 10 mm. (-1.3 in.). Male. L'liper 

 plumage olive-brown, greenish on the rump and upper tail-coverts; the 

 two middle pairs of tail-feathers entirely black, the others with white 

 tips becoming progressively larger until, on the outermost pair, nearly 

 one-third of the terminal jiortion is white; chin, throat and breast rich 

 metallic purple, bordered by rich steel-blue ; below the breast a band 

 of dull rusty red, passing into dull black ; axillaries orange-red ; abdo- 

 men, vent and under tail-coverts j'ellow ; sides of body duskj^ yellow ; 

 wings brown, edged with greenish brown ; under wing-coverts yellow- 

 ish white ; edge of the wing yellow. Female. Differs from the male 

 in having the entire lower plumage yellow, and in the absence of the 

 orange-red axillaries. 



iris brown (light brown — Oates). Bill, legs and claws blackish. 



Distrihutioii. Recorded, so far, from all the divisions of the 

 country except the Eastern and Western. It must, however, be found 

 in them also, as it has been reported by Oustalet from French Indo- 

 China, and occurs in Tenasserim. 



JOUHX. NAT. Ulsr. sou SUM. 



