Wingfof first winter bird. No. 32807, Wing of adult bird. No. 32814, A. 

 A. M. N. H., d\ Chapada, Matto Grosso, m. N. H., d\ Chapada, Matto Grosso, 

 Brazil, Feb. 26, 1885; H. H. Smith. Brazil, Aug. 14, 1882; H. H. Smith. 



Wing of first winter bird. No. 134528, Wing of adult bird. No. 113186, A. 

 A. M. N. H., cf , Peque, Antioquia, Co- M. N. H., o", Rio Frio, Cauca, Colom- 

 lombia, Feb. 4, 1915; Miller and Boyle, bia, Nov. 24, 1911; A. A. Allen and 



Leo E. Miller. 

 Wings of Male Ostinops decumanus, to show Outer Primaris. 



(Reduced.) 

 Note short outer primaries and "rounded" wings of birds in first winter 

 plumage and long outer primaries and pointed wing of adult birds. 



