488 



PROCEEDINGS OF THE ACADEMY OF 



spoiicling with the adult, and the lower feather of the tibial plumes 

 is similar. Another Choctun specimen is almost free from mark- 

 ings below, while the upper parts are absolutely destitute of the 

 lighter spots or bars on the wings or scapulars. 



o 



The following measurements are of specimens in the collection 

 ' Mr. Osbert Salvin : 



Wing. 



Tail. 



Cul- 

 men. 



Tarsus. 



Middle 

 toe. 



Adults. 



Young. 



