WOOD DUCK— SUMMER DUCK. 43 



green. Upper tail coverts and tail, greenish black. 

 Some of the lateral tail coverts, dull reddish purple ; a 

 few on either side with their filaments light red. Smaller 

 wind coverts, alula, and primaries duU grayish brown. 

 Most of the latter with part of their outer web grayish 

 white, and their inner, toward the tip, darker and 

 glossed with green. Secondary quills tipped with 

 white; the outer webs green, with purple reflections.- 

 Those of the inner secondaries and scapulars velvet- 

 black, their inner webs glossed and changing to green. 

 The broad feathers anterior to the wings are white, 

 terminated with black. Breast and abdomen, grayish 

 white feathers, under the wings yellowish gray, minute- 

 ly undulated with black and white bars. Lower wing 

 coverts and axillary feathers, white barred with grayish 

 brown. Lower tail coverts dull grayish brown. Length, 

 to end of tail, 20 1-2 inches ; extent of wings, 28. 



Adult Female : The female is considerably smaller, 

 and differs greatly from the male in coloring. The 

 feathers of the head are not elongated, but those of the 

 upper part of the neck are slightly so. In other re- 

 spects the plumage presents nothing very remarkable 

 and is similar to that of the male. Bill, blackish brown. 

 Feet, dusky, tinged with yellow. Upper part of the 

 head, dusky, glossed with green. Sides of the head 

 and neck, and the hind part of the latter, light brownish 

 gray. Throat, white, but without the lateral processes 

 of the male. Fore part of the neck below, and sides, 

 light yellowish brown, mottled with grayish brown, as 

 are the sides under the wings. Breast and abdomen, 

 white, the former spotted with brown. Hind neck, 

 back, and rump dark brown, glossed with green and 

 purple. Wings as in male, but the speculum less, and 



