MNIOTILTA. 483 
a’, Gape with very distinct oristles. 
b'. Top of head without distinct stripes or yellow crown-patch. 
c’, Lower parts yellow (throat sometimes black); tail not longer than 
WING, NEATIY CVON....seseecsererecersscasecereveees Sylvania. (Page 527.) 
ce, Lower parts without yellow (except in Central and South American 
species of Setophaga). 
d@', Bill broad and much depressed at base (as in certain Flycatchers) ; 
tail parti-colored, decidedly rounded, usually longer than wing. 
Plumage with more or less of red and black (except in female 
and young of S. ruticilla)......... Setophaga. (Page 529.) 
@., Bill smaller, narrow and deep at base (as in some Titmice); tail 
unicolored, slightly emarginated, about as long as wing, or a 
little shorter. 
é. Gray above, with white rump and black crown; face and 
throat red, rest of lower parts whitish. 
Cardellina. (Page 530.) 
é. Prevailing color red, with white ear-coverts, or else with 
whitish tips to feathers of head and neck. 
Ergaticus. (Page 531.) 
b. Top of head distinctly striped, or else with a yellow crown-patch. (Lower 
parts at least partly yellow.) 
c’. No white on tail; a black stripe on each side of crown, enclosing a 
broader one of light olive, ochraceous-orange, or chestnut; wing and 
tail less than 2.50..........sesceessesseeerees Basileuterus. (Page 531.) 
ce. Tail-feathers (except middle pair) tipped with a white spot; top of 
head black, with a yellow crown-patch ; wings and tail about 3.00. 
Huthlypis.' 
Genus MNIOTILTA Viettior. (Page 480, pl. CXV., fig. 7.) 
Species. 
Plumage black striped with white above, beneath white with black streaks; 
wing with two white bands, and two outer tail-feathers with white spot near end 
of inner webs. Adult male: Throat thickly streaked with black, the latter some- 
times nearly uniform. Young male: Throat pure white, without streaks; other- 
wise like adult. Adult female: Similar to young male, but colors duller, the black 
less intense, and white of lower parts tinged with brownish, especially along sides. 
Nestling: Similar to adult female, but colors much duller and less sharply defined, 
the head-stripes dull grayish instead of black, and the white parts tinged with 
fulvous. Length 4.55-5.50, wing 2.60-2.90, tail 1.95-2.25. Mest embedded in 
1 Euthlypie Cas., Mus. Hein, i. 1850, 18. Type, #. lackrymosa Cas. 
The single species of this genus is 5.50-6.00 long (wing and tail each about 3.00); upper parts, except as 
described above, dark slate-color ; lower parts yellow, deepening into tawny ochraceous on chest, the lower tail- 
coverts whitish ; a white spot on lores, and asmaller white spot on each eyelid. It occurs as far north as Cordova 
and Mazatlan, perhaps farther. 
