BANGS AND PENARD: SURINAM BIRDS. 85 



ICTERIDAE. 



263. OSTINOPS DECUMANUS DECUMANUS (Pallas). 



Six specimens, both sexes, Vicinity of Paramaribo, March, April, 

 and December. 



264. OsTiNOPS viRiDis viRiDis (P. L. S.^ Miiller). 



One adult cf', Javaweg, April. 



Birds from Venezuela, British Guiana, and Surinam, are darker 

 than those from the Upper Amazon. The darkest specimens are 

 from Guiana. We propose to separate the Upper Amazonian form as 



264a. OsTiNOPs viridis flavescens, subsp. nov. 



Tyye. — M. C. Z. 34,744. Adult cT'. Xeberos, Peruvian Amazons, 

 16 June, 1866. Bartlett Coll. British Museum. Received in ex- 

 change. 



Characters. — Similar to 0. v. viridis (P. L. S. Mull.), and of about 

 the same size, but the green parts much brighter and yellower, the 

 feathers with less grayish olive in the center. 



Measurements. — Type, Q'^xAt cf; wing, 231; tail, 162; tarsus, 56; 

 culmen, 66.5. 



265. Cacicus cela (Linne). 



Nine specimens, both sexes, adult and immature. Vicinity of 

 Paramaribo, February, March, May, and December. 



266. Cacicus haemorrhous haemorrhous (Linne). 



Seventeen specimens, both sexes, adult and immature. Vicinity of 

 Paramaribo, and Javaweg, February, March, April, and May. 



267. Cassidix oryzivora oryzivora (Gmelin). 



Three adults, cf cf and 9 , Vicinity of Paramaribo, and Javaweg^ 

 January, and April. 



