610 Messrs. Robinson and Kloss on Birds [Ibis, 



Males. T. L. 163 (imm.), 163, 158, 160, 197, 155 (vix ad.), 

 156, 161, 163, 163, 154 (imm.) ; W. 70 (imm.), 70, 71, 71, 

 70, 67 (vix ad.), 67, 68, 70, 68, 66 (imm.) ram. 



Females. T. L. 160, 162 (vix ad.), 156, 166, 162, 157; 

 W. 68, 70, 67 (imm.), 69, 71, 68, 67 mm. 



A very distinct form, separable from all others with un- 

 barred tails. 



201. Bnchanga leucophaea mouhoti (Wald.). 



Buchanya mouhoti Walden, Ann. Ma^. Nat. Hist. (4) v. 

 1870, p. 220. 



Buchanffa leucoplicea Oust. p. 32 ; Kloss, His, 1918, p. 227. 



Buchanga cinerucea mouhoti Robinson, Ibis, 1915, p. 759. 



1 (^ , 1 ? . Daban, 650 ft., S. Annam. 20-24 March, 

 1918. 



7 <S ad., 1 S imm., 5 ? . Dran, 3000 ft., S. Annam. 

 29 March-18 May, 1918. 



1 ? . Le Bosquet, 5200 ft., S. Annam. 7 May, 1918. 



2 c?, 1 ? . Dalat, 5000 ft., S. Annam. 10 April-2 May, 

 1918. 



" Iris crimson, bill and feet black." 



Unworn specimens : — 



Alales. T. L. 263, 265, 273, 277, 265, 266, 275, 265 ; 

 W. 131, 136, 139, 133, 134, 136, 136, 134 ; Tail (length of 

 outer feather) 140, 139, 142, 144, 138, 140, 150, 140 mm. 



Females. T. L. 255, 255, 255, 262 ; W. 125, 130, 133, 

 131 ; Tail (length of outer feather) 127, 135, 135, 134 mm. 



Though there is no perceptible difference in colour between 

 this series and a large series of the typical B. leucophcea from 

 Java, the tails of the mainland birds are consistently longer, 

 and Walden's name, B. I. mouhoti, type fiom Cambodia, may 

 therefore be retained for them. 



202. Buchanga atra cathoeca Swinh. 

 Buchanga atra Oustalet, p. 29. 



3 c^,2 ?. Tour Cham, Phanrang, S. Annam. 20-23 

 May, 1918. 



" [ris crimson or brown, bill and feet black." 



