308 Lord Tweeddalc on Birds from 



84. Oriolus xanthonotus. 



Oriolus xanthonotus, Horsf. t.c. p. 152, "Java^^ (1820); 

 Zool. Res. Java, t. 46. 



Javan, Sumatran, Malacean, and Bornean examples ex- 

 hibit no specific differences. 



85. Oriolus coronatus. 



Oriolus chinensis, Linn., Raffles, t. c. p. 303, " Sumatra," 

 nee Linn. 



Oriolns coronatus, Sw. 2i Cent. p. 342, "Java" (1837). 



Mr. Buxton obtained a large series, which are identical with 

 typical examples. 



86. Cyanoderma erythropterum. 



Timalia erythroptera, Blyth, J. A. S. B. 1842, p. 794, " Sin- 

 gapore." 



Timalia pyrrhophfsa, Kartl. Rev. Zool. 1844, p. 402, " Su- 

 matra." 



On comparing examples obtained at the foot of Mount 

 Ophir, Malacca, by Mr. W. Ramsay, who carefully, by dis- 

 section, ascertained the sexes, I can find no difference of 

 plumage whereby the male can be distinguished from the 

 female. 



87. Macronus ptilosus. 



Macronus ptilosus, Jard. & Selby, 111. Orn. t. 150 (1835). 



Timalia trichorros, Temm. PL Col. 594. f. 1, '' Borneo, 

 Sumatra" (1836). 



Malaccan, Bornean, and Sumatran examples belong to one 

 species. 



88. Brachypteryx buxtoni. (Plate VI. fig. 2.) 

 Brachypteryx buxtoni, Tweeddale, P. Z. S. 1877 (April 



17th). 



89. Drymocataphus nigricapitatus. 



Brachypteryx nigrocapitata, Eyton, P. Z. S. 1839, p. 103, 

 ^'Malacca." 



The Sumatran bird in no way differs from the type species. 



