1921] BoDEN K1.0SS : New and Known Birds. 209 



Specimens examined from North Siam, East Siani 

 (topotypes), South-East Siam, South Annam (14 ^ , 9 9 ). 



2. Chalcoparia singalensis interposita Robinson and Kloss, 



subsp, nov. 



Males with rufous of foroneck extending over the upper 

 breast and ending gradually. Remaining lower parts not 

 so brightly yellow as in C. s. koratensi.s but less greenish 

 than in C. s. singcdensis. 



Females like T. .s. koratensis. 



Specimens examined from Bangkok, Siam, south 

 through the North Malav Peninsula to lat. 6° 30' N. (11 3 , 



Types. Adult male from Takuapa, West Coast Penin- 

 sular Siam. Collected by H. C. Robinson and C. Boden 

 Kloss on 18th February, 1919. Adult female from Ban Kok 

 Klap, Nakon Sri Tamarat. Collected by H. C. Robinson 

 and E. Seimund on 30th June, 1913, 



3. Chalcoparia singalensis singalensis (Gmelin). 



M-otucillu singalen.six (iiiu-liii Syst. N;il. I, 1789, p. 'J64 (Malacca : 

 Obcrholser det.)- 



Males with rufous of foreneck and upper breast as in 

 C. s. interposita but with remaining lower parts a rather 

 greener yellow. 



Females with tlie breast and abdomen distinctly greener 

 than in koraiensis and interposita. 



Specimens e.vamined from Pct-ak to Joliore, South 

 Malay Peninsula (12 i , 9 9). 



4. Chalcoparia singalensis sumatrana lvh)ss, subsp. nov. 



Males with the rufous of the foreneck and breast 

 extending still fmther down towards the abdomen and the 

 latter more tinged ^^^th green than in C. s. singalensis. 



Females rather more greenish below than in C. s. 

 .•singalensis. 



Specimens examined from the Ophu' to Bencoolen 

 districts. Western Sumatra ; and Deli, North Eastern 

 Sumatra. (9 c5 , 5 9). 



Types. Adult male from Mi. Talamau, 400 metres, 

 and female from Tanangtalu, 1,000 metres, Ophir district. 

 Central Sumatra. Collected bv E. Jacobson on 27th April, 

 1917 and 10th May, 1915. Collector's numbers 891 and 

 4,553. 



5. Chalcoparia singalensis borneana Kloss, subsp. nov. 



As in C. s. interposita but rufous of the foreneck and 

 upper breast rather deeper in both sexes. 



Specimens examined from various part o>" Sarawak. 

 (195, 149). 



Types. Adult male from Bukar, Samarahan, Sarawak, 

 obtamed by F.M.S, Museums collector on 26th October, 



