210 



REVIEW OF AMERICAN BIRDS. 



PART I. 



Dendroica graciae. 



Dendroica gracice, CouES, MSS. 

 Hab. Fort Whipple, near Prescott, Arizona. 



(No. 36,988, % ?) Bill shorter than the head ; gonys slightly convex. Color 

 of upper parts, with sides of neck, ash-gray ; the middle of back, and less 

 conspicuously, the upper tail coverts, streaked with black. A line from 

 nostrils to above the eye (passing into white for a short distance behind it), 

 eyelids, a crescentic patch beneath the eye, the chin, throat, and centre of 

 jugulum, bright yellow; the rest of under parts, including inside of wing, 

 axillars, and tibiae, white ; the border of the yellow, and the sides of body 

 streaked with black. A line from bill, through the eye, the cheeks (in- 

 closing the yellow crescent), the sides of tlie vertex, the forehead, and 

 the centres of feathers on top of head, blackish. Wings and tail blackish, 

 the outer edges of the larger feathers pale bluish-gray ; two white bands 

 across the wing coverts. Lateral tail feather white, except the inner web at 

 extreme base, the shaft, and a narrow streak at the end of the outer web ; 

 the next feather similar, but the basal blackish extending farther along 

 3d feather with edge of outer web, and a wedge-shaped patch in end of inner 

 web, only, white. 



Autumnal specimens similar ; the black markings less distinct; the back 

 tinged with olivaceous. 



Very young birds do not differ materially from the adult, showing nothing 

 of the spotting and mottling of the TurdidcE. 



Total length (fresh specimen before being skinned), 5.00 ; expanse of wings, 

 8.00. Total length (prepared specimen), 4.60 ; wing, 2.75 ; tail, 2.30 ; length 

 of bill from forehead, .50, from nostril, .30 ; along gape, .56 ; tarsus, .65 ; 

 middle toe and claw, .52; claw alone, .16; hind toe and claw, .40; claw 

 alone, .19. 



This interesting new species, recently discovered in Arizona, by 

 Dr. Coues, and named by him after a member of his family, is 

 almost exactly like D. nigrescens in the color and markings of the 

 back (with its blackish interscapular streaks), wings, and tail, as 

 well as of the under parts, except that the chin and throat are 



