BIRDS OF NORTH AND MIDDLE AMERICA. 671 
bb. An auricular tuft of elongated acicular (dark metallic green) feathers; a white 
patch on crown and a large white patch on chest; forehead coppery. (Costa 
Rica and western Panama.)....... Lophornis adorabilis, adult male (p. 675). 
aa. Head without crest or tufts; rectrices crossed by a broad band of black. (Adult 
Semales and immature males.) 
b. Forehead light cinnamon-rufous or cinnamon-buff. 
Lophornis delattrei, adult female and immature male (pp. 671, 672). 
bb. Forehead dusky or dark metallic greenish. 
c. Under parts of body whitish spotted with bronze; throat buffy or pale cinna- 
momeous...... Lophornis helene, adult female and immature male (p. 673). 
cc. Under parts of body uniform cinnamon-rufous; throat white. 
Lophornis adorabilis, adult female and immature male (pp. 675, 676). 
LOPHORNIS DELATTREI (Lesson). 
DE LATTRE£’S COQUETTE. 
Adult male—Pileum, including very conspicuous crest of much 
elongated, acicular, rather rigid, feathers, uniform cinnamon-rufous; 
nape, hindneck, back, scapulars, and lesser wing-coverts metallic 
bronze-green; a band of white, pale buff, or cinnamon-buff across 
upper rump; lower rump and upper tail-coverts dark purplish bronze; 
middle pair of rectrices with edges and terminal portion (more or 
less extensively) dark bronzy, the basal-median portion deep cinna- 
mon-rufous; rest of tail deep cinnamon-rufous, the outer webs of 
rectrices edged with dusky bronze; remiges dull purplish black or 
dusky glossed with violet-purple; loral, auricular, and malar regions, 
chin, and throat brilliant metallic yellowish emerald green, the feathers 
abruptly cinnamon-buff basally (this slightly exposed on latero-pos- 
terior portion of throat); beneath the posterior margin of the green 
gular area a few narrow feathers, white terminally, pale cinnamon- 
buff basally; under parts of body rather dull metallic bronze-green 
or greenish bronze, more or less broken or intermixed with light 
rusty brownish; under tail-coverts bright cimnamon-rufous; bill pale 
brownish (in dried skins), dusky terminally; iris dark brown; feet 
grayish brown (in dried skins); length (skins), 66-68 (67); wing, 
35~38.5 (36.8); tail, 22-22.5 (22.2); exposed culmen, 8.5-10 (9.1).¢ 
Adult female——Forehead and anterior portion (sometimes greater 
part) of crown dull cinnamon-rufous or russet; rest of pileum, hind- 
neck, back, scapulars, and wing-coverts metallic bronze or bronze- 
green, usually darker on occiput and posterior portion of crown; a 
band of cinnamon-buff or whitish across upper rump; lower rump 
and upper tail-coverts dusky purplish bronze or dull copper-bronze; 
middle pair of rectrices pale cinnamon-rufous basally, middle portion 
greenish bronze, terminal portion (broadly) purplish bronzy black 
(sometimes with a small chestnut or cinnamon-rufous apical spot); 
remaining rectrices broadly tipped with cinnamon-rufous and crossed 
by a broad subterminal band of black, the basal portion cinnamon- 
a Five specimens. 
