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U. S. P. E. R. EXP. AND SURVEYS — ZOOLOGY — GENERAL REPORT. 
F. Throat immaculate yellow, cut off from the helly by a series of pectoral streaks. The 
sides streaked. 
Above olive green ; beneath yellow. Crissum and belly whitish ; two dull white bands 
and white edgings on the wings. Pectoral and lateral streaks very faint, the former, 
perhaps, wanting ,. D. pinus. 
Above uniform olive green ; forehead and beneath all yellow, deepest on the throat. Two 
white bands on the wings. Breast and belly distinctly streaked with dusky. Two 
outer tail feathers white from the terminal half of inner web D. montana. 
Yellow, without any white ; the back olivaceous ; the ventral streaks (and sometimes a 
tinge on the top of head) brownish red D. aestiva. 
Crown uniform blue ; rump yellow ; back and sides of head black ; white spots on the 
central third of the tail ; large white patch on the wing ; inferior streaks large, black ; 
crissum white D. maculosa. 
Wing scarcely longer than tail. Above blue, streaked with black ; inferior streaks black, 
small, especially across the breast ; sides of head black ; white tail patch at the end of 
the tail ; crissum white , D. hirtlandii. 
Wing scarcely longer than tail ; crown, sides of head, and inferior streaks rufous ; rump 
greenish yellow ; white spot on the end of the tail. A superciliary streak and whole 
under parts, including crissum, yellow D. palmarum. 
Bill acute and decurved ; olive above, rump and beneath yellow ; crown blackish ; sides 
of head chestnut ; breast witu narrow streak of black ; wings longer than tail. 
D. t igrina. 
Gr. Throat immaculate yellow, not separated from the belly by pectoral bands or streaks ; 
sides streaked with black. 
Olive green above and on the sides of body, spotted with black ; rump and tail lighter ; 
beneath dull yellowish, including a line from the lore over the eye ; top of head black ; 
a band on wing and the edge of tail whitish D. carbonata. 
Belly white ; a yellow superciliary stripe changing behind to white ; crown and sides of 
head and neck black ; back uniform slate D. superciliosa. 
Belly and throat uniform yellow ; above olivaceous, the back streaked with red ; a yellow 
superciliary stripe, and a V-shaped black mark on the sides of the head D. discolor. 
As a further analysis of the colors of the species it may be stated, that Section C is the only 
one with a central patch of yellow on the crown ; Sections A and B have the throat black ; F 
and C in part have it white. It is chestnut brown in D ; orange red in C in part ; yellow with 
streaks on the breast in F, and yellow without streaks in Gr. The entire under parts, excepting 
perhaps the crissum, are yellow in members of F and G. 
