BIRDS OF NORTH AND MIDDLE AMERICA. 673 
Proc. Zool. Soc. Lond., 1870, 207 (Castillo and Laguna del Castillo, Panama); 
Cat. Birds Brit. Mus., xvi, 1892, 423, 668 (Castillo, Laguna del Castillo, 
Chitra, Lion Hill, and Chepo, Panam4; Bogoté and Prado, Tolima, Colom- 
bia). —Etutot, Classif. and Synop. Troch., 1879, 133, part (Ver4gua; Panamé; 
Colombia).—Bzriepscu, Journ. fiir Orn., 1887, 329 (Bogoté)—Ripeway, 
Rep. U. 8. Nat. Mus. for 1890 (1891), pl. 32, fig. 1—Satvin and Gopman, 
Biol. Centr.-Am., Aves, ii, 1892, 363.—Boucarp, The Hum. Bird, ii, 1892, 73 
(Verégua; Panam4, Bogoté).—Banes, Proc. New Engl. Zool. Club, iv, 
1908, 25 (San Pedro, s. w. Costa Rica).—Carriker, Ann. Carnegie Mus., vi, 
1910, 552 (Costa Rica). 
LOPHORNIS HELEN (Delattré). 
PRINCESS HELENA’S COQUETTE. 
Adult male-—Pileum dark metallic green, the long, acicular, or 
filamentous feathers of occipital crest greenish black; nape, hindneck, 
back, scapulars, and wing-coverts metallic bronze-green; lower rump 
and upper tail-coverts sooty blackish, more or less glossed with 
bronzy, this separated from the green of upper rump and back by a 
narrow band of white or light dull buffy, across middle of rump; mid- 
dle rectrices dull greenish bronze or olive-bronze, passing into dusky 
terminally and into cinnamon-rufous, more or less extensively, 
basally; other rectrices cinnamon-rufous, edged on outer web with 
bronzy blackish; remiges dusky, faintly glossed with violaceous; 
chin and upper throat brilliant metallic yellowish green abruptly 
defined, with a convex or semicircular outline, posteriorly against a 
patch of elongated, velvety black featherson extreme lower throat; 
on each side of this shield-like velvety black patch a tuft of elongated 
feathers, mostly buff (more or less deep) but with upper web of some 
velvety black, forming sharply defined streaks; chest metallic bronze 
(varying from greenish to bright golden), the breast, abdomen, sides, 
and flanks of white spotted with metallic bronze; under tail-coverts 
cinnamon-rufous, more or less distinctly grayish brown centrally; 
bill light brownish or whitish (in dried skins), usually dusky termi- 
nally; iris dark brown; feet brownish (in dried skins) ; length (skins), 
63-77 (67.5); wing, 38-42.5 (39.8); tail, 22-25.5 (23.7); exposed 
culmen, 10-12.5 (11.3).¢ 
Adult female.—Above dark metallic green or bronze-green, brightest 
on back, etc.; a narrow white band across middle of rump; extreme 
lower rump and upper tail-coverts black, glossed with bronze; middle 
rectrices olive-bronzy, blackish terminally, cinnamon-rufous at base, 
the remaining rectrices cinnamon-rufous crossed by a broad subter- 
minal band of black; remiges dusky, faintly glossed with violaceous; 
loral, suborbital, and auricular regions uniform blackish; malar 
region, chin, and throat varying from pale grayish or brownish buff 
to deep cinnamon-buff or pale cinnamon-rufous, sometimes minutely 
flecked with dusky or bronzy; chest nearly uniform metallic bronze, 
@ Twenty-one specimens. 
81255°—Bull. 50—11——48 
