294 imiOTiiTiD^. 



riSTS') • Salv. Sc Godm. Biol. Centr.-Amer., Aves, i. p. 138 (1881) ; 

 ^Zow.BM. -U.S. Nat. Mus. no. 21 p 18 mi)- SaU,. Cat 

 Stricld. Coll. p. 89 (1382) ; Coties, Key N. Amer. B. 2nd ed. p. 2JJ 



DinSc^capcridentalis, Cooper Amer Nat. iiyv- ff (1869). 

 DendrcBca chrysopavia (necScl.^- Sah.) Scl.ir Salv^ P. |- -S- \860' 

 p. 298; Scl.P.Z. S. 1862, p. 19 ; id. Cat. Amer. B p 358 (1862). 

 Deudroeca niveiventris, Scdv. P. Z. S. 1863, p. 187, pi. 24. fig. 2. 

 Adult male (La Parada, February). General colour above slaty 

 c^rey mottled with black centres to the feathers, a little less distinct 

 on the rump, which is more hoary grey ; upper tail-coverts black, 

 edged with hoary grey ; lesser wiug-coverts slaty grey, with black 

 bases to the feathers ; median and greater coverts black, edged with 

 slaty ''rey and tipped with white, forming a double wmg-bar ; 

 bastard-wing and primary-coverts black, with obsolete ashy margins ; 

 quills black, margined with ashy grey, the first primary with whitish, 

 the inner secondaries with a broad margin of hoary grey ; taii- 

 feathers black, edged with slaty grey, the outer feather almost 

 entirely white, excepting the shaft-line, an oblique basal mark on 

 the inner web, and a small elongated mark towards the end of the 

 outer web, which are black; the penultimate feather similarly 

 marked, but the white much reduced in size, and the oblique black 

 mark extending much further up the inner web ; the third leather 

 with only a small white mark near the end; entire crown and sides 

 of head as well as the cheeks and malar line, golden yellow, with 

 a few' black tips to the feathers of the hinder crown and nape, the 

 Bides of the crown having also tiny black shaft-lines; throat and 

 fore neck black ; remainder of under surfoce of body white, including 

 the under tail-coverts, axiUaries, and under wmg-coverts ; qui Is 

 blackish edged with white on the inner web. Total length 4-7 

 inches, culmen 0-45, wing 2-65, tail 2, tarsus 0-7. 



Adult female. Lighter ashy grey above, washed with olive-yellow 



esnecially on the mantle, the black central streaks of the dorsal 



plumage much narrower and less pronounced ; upper tail-coverts 



erev with scarcely perceptible black centres ; wings and tail as in 



the adult male ; head golden yellow, but obscured with black tips 



to the feathers to a much greater extent than in the male, these 



black ends being much broader and extending over the crown so 



that the forehead and sides of the crown are the only unspotted 



parts • entire sides of face, cheeks, and sides of neck golden yellow, 



washed with olive on the latter and on the car-coverts ; throat black, 



obscured by yeUow on the upper part and the chm and with hoary 



o-rev on the lower part ; remainder of under surface ol body dull 



white including the thighs and under tail-coverts ; the sides of the 



body 'washed with pale brown, darker and more ashy brown on 



the sides of the upper breast; under wing-coverts and axillaries 



white; quills dusky below, whitish «lofg /he inner web :" bill 



black • feet yellowish brown ; iris brown {Audubon), lotal length 



4-6 inches, culmen O-o, wing 2-55, tail 2 tarsus 0-75. . 



A male in the Salvin-and-Godman collection (type oi D. mvei- 



ventris Salv.), from San Geronimo, Vera Paz, in Guatemala, differs 



